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annotate org.eclipse.swt.win32.win32.x86/src/org/eclipse/swt/widgets/Canvas.d @ 112:9f4c18c268b2

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Update to compile and execute with dmd 2.052.
author kntroh
date Wed, 16 Mar 2011 21:53:53 +0900
parents 6dd524f61e62
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.swt.widgets.Canvas;
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14
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15 import org.eclipse.swt.widgets.Composite;
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16
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17
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18 import org.eclipse.swt.SWT;
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19 import org.eclipse.swt.SWTException;
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20 import org.eclipse.swt.graphics.Font;
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21 import org.eclipse.swt.graphics.GC;
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22 import org.eclipse.swt.graphics.Rectangle;
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23 import org.eclipse.swt.internal.win32.OS;
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24 import org.eclipse.swt.widgets.Caret;
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25 import org.eclipse.swt.widgets.Control;
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26 import org.eclipse.swt.widgets.Display;
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27 import org.eclipse.swt.widgets.IME;
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28
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29 import java.lang.all;
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30
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31 /**
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32 * Instances of this class provide a surface for drawing
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33 * arbitrary graphics.
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34 * <dl>
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35 * <dt><b>Styles:</b></dt>
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36 * <dd>(none)</dd>
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37 * <dt><b>Events:</b></dt>
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38 * <dd>(none)</dd>
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39 * </dl>
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40 * <p>
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41 * This class may be subclassed by custom control implementors
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42 * who are building controls that are <em>not</em> constructed
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43 * from aggregates of other controls. That is, they are either
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44 * painted using SWT graphics calls or are handled by native
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45 * methods.
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46 * </p>
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47 *
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48 * @see Composite
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49 * @see <a href="http://www.eclipse.org/swt/snippets/#canvas">Canvas snippets</a>
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50 * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample</a>
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51 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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52 */
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53
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54 public class Canvas : Composite {
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55
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56 alias Composite.drawBackground drawBackground;
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57 alias Composite.windowProc windowProc;
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58
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59 Caret caret;
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60 IME ime;
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61
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62 /**
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63 * Prevents uninitialized instances from being created outside the package.
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64 */
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65 this () {
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66 }
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67
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68 /**
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69 * Constructs a new instance of this class given its parent
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70 * and a style value describing its behavior and appearance.
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71 * <p>
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72 * The style value is either one of the style constants defined in
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73 * class <code>SWT</code> which is applicable to instances of this
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74 * class, or must be built by <em>bitwise OR</em>'ing together
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75 * (that is, using the <code>int</code> "|" operator) two or more
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76 * of those <code>SWT</code> style constants. The class description
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77 * lists the style constants that are applicable to the class.
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78 * Style bits are also inherited from superclasses.
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79 * </p>
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80 *
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81 * @param parent a composite control which will be the parent of the new instance (cannot be null)
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82 * @param style the style of control to construct
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83 *
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84 * @exception IllegalArgumentException <ul>
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85 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
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86 * </ul>
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87 * @exception SWTException <ul>
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88 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
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89 * </ul>
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90 *
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91 * @see SWT
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92 * @see Widget#checkSubclass
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93 * @see Widget#getStyle
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94 */
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95 public this (Composite parent, int style) {
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96 super (parent, style);
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97 }
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98
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99 void clearArea (int x, int y, int width, int height) {
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100 checkWidget ();
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101 if (OS.IsWindowVisible (handle)) {
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102 RECT rect;
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103 OS.SetRect (&rect, x, y, x + width, y + height);
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104 auto hDC = OS.GetDCEx (handle, null, OS.DCX_CACHE | OS.DCX_CLIPCHILDREN | OS.DCX_CLIPSIBLINGS);
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105 drawBackground (hDC, &rect);
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106 OS.ReleaseDC (handle, hDC);
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107 }
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108 }
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109
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110 /**
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111 * Fills the interior of the rectangle specified by the arguments,
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112 * with the receiver's background.
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113 *
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114 * @param gc the gc where the rectangle is to be filled
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115 * @param x the x coordinate of the rectangle to be filled
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116 * @param y the y coordinate of the rectangle to be filled
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117 * @param width the width of the rectangle to be filled
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118 * @param height the height of the rectangle to be filled
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119 *
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120 * @exception IllegalArgumentException <ul>
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121 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
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122 * <li>ERROR_INVALID_ARGUMENT - if the gc has been disposed</li>
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123 * </ul>
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124 * @exception SWTException <ul>
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125 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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126 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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127 * </ul>
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128 *
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129 * @since 3.2
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130 */
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131 public void drawBackground (GC gc, int x, int y, int width, int height) {
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132 checkWidget ();
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133 if (gc is null) error (SWT.ERROR_NULL_ARGUMENT);
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134 if (gc.isDisposed ()) error (SWT.ERROR_INVALID_ARGUMENT);
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135 RECT rect;
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136 OS.SetRect (&rect, x, y, x + width, y + height);
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137 auto hDC = gc.handle;
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138 int pixel = background is -1 ? gc.getBackground ().handle : -1;
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139 drawBackground (hDC, &rect, pixel);
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140 }
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141
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142 /**
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143 * Returns the caret.
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144 * <p>
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145 * The caret for the control is automatically hidden
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146 * and shown when the control is painted or resized,
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147 * when focus is gained or lost and when an the control
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148 * is scrolled. To avoid drawing on top of the caret,
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149 * the programmer must hide and show the caret when
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150 * drawing in the window any other time.
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151 * </p>
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152 *
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153 * @return the caret for the receiver, may be null
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154 *
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155 * @exception SWTException <ul>
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156 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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157 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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158 * </ul>
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159 */
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160 public Caret getCaret () {
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161 checkWidget ();
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162 return caret;
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163 }
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164
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165 /**
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166 * Returns the IME.
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167 *
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168 * @return the IME
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169 *
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170 * @exception SWTException <ul>
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171 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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172 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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173 * </ul>
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174 *
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175 * @since 3.4
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176 */
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177 public IME getIME () {
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178 checkWidget ();
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179 return ime;
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180 }
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181
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182 void releaseChildren (bool destroy) {
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183 if (caret !is null) {
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184 caret.release (false);
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185 caret = null;
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186 }
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187 if (ime !is null) {
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188 ime.release (false);
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189 ime = null;
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190 }
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191 super.releaseChildren (destroy);
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192 }
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193
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194 /**
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195 * Scrolls a rectangular area of the receiver by first copying
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196 * the source area to the destination and then causing the area
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197 * of the source which is not covered by the destination to
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198 * be repainted. Children that intersect the rectangle are
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199 * optionally moved during the operation. In addition, outstanding
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200 * paint events are flushed before the source area is copied to
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201 * ensure that the contents of the canvas are drawn correctly.
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202 *
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203 * @param destX the x coordinate of the destination
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204 * @param destY the y coordinate of the destination
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205 * @param x the x coordinate of the source
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206 * @param y the y coordinate of the source
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207 * @param width the width of the area
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208 * @param height the height of the area
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209 * @param all <code>true</code>if children should be scrolled, and <code>false</code> otherwise
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210 *
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211 * @exception SWTException <ul>
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212 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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213 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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214 * </ul>
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215 */
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216 public void scroll (int destX, int destY, int x, int y, int width, int height, bool all) {
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217 checkWidget ();
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218 forceResize ();
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219 bool isFocus = caret !is null && caret.isFocusCaret ();
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220 if (isFocus) caret.killFocus ();
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221 RECT sourceRect;
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222 OS.SetRect (&sourceRect, x, y, x + width, y + height);
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223 RECT clientRect;
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224 OS.GetClientRect (handle, &clientRect);
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225 if (OS.IntersectRect (&clientRect, &sourceRect, &clientRect)) {
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226 static if (OS.IsWinCE) {
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227 OS.UpdateWindow (handle);
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228 } else {
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229 int flags = OS.RDW_UPDATENOW | OS.RDW_ALLCHILDREN;
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230 OS.RedrawWindow (handle, null, null, flags);
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231 }
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232 }
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233 int deltaX = destX - x, deltaY = destY - y;
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234 if (findImageControl () !is null) {
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235 static if (OS.IsWinCE) {
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236 OS.InvalidateRect (handle, &sourceRect, true);
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237 } else {
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238 { // scope for flags
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239 int flags = OS.RDW_ERASE | OS.RDW_FRAME | OS.RDW_INVALIDATE;
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240 if (all) flags |= OS.RDW_ALLCHILDREN;
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241 OS.RedrawWindow (handle, &sourceRect, null, flags);
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242 }
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243 }
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244 OS.OffsetRect (&sourceRect, deltaX, deltaY);
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245 static if (OS.IsWinCE) {
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246 OS.InvalidateRect (handle, &sourceRect, true);
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247 } else {
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248 int flags = OS.RDW_ERASE | OS.RDW_FRAME | OS.RDW_INVALIDATE;
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249 if (all) flags |= OS.RDW_ALLCHILDREN;
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250 OS.RedrawWindow (handle, &sourceRect, null, flags);
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251 }
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252 } else {
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253 int flags = OS.SW_INVALIDATE | OS.SW_ERASE;
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254 /*
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255 * Feature in Windows. If any child in the widget tree partially
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256 * intersects the scrolling rectangle, Windows moves the child
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257 * and copies the bits that intersect the scrolling rectangle but
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258 * does not redraw the child.
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259 *
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260 * Feature in Windows. When any child in the widget tree does not
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parents:
diff changeset
261 * intersect the scrolling rectangle but the parent does intersect,
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262 * Windows does not move the child. This is the documented (but
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parents:
diff changeset
263 * strange) Windows behavior.
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diff changeset
264 *
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265 * The fix is to not use SW_SCROLLCHILDREN and move the children
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266 * explicitly after scrolling.
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267 */
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268 // if (all) flags |= OS.SW_SCROLLCHILDREN;
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269 OS.ScrollWindowEx (handle, deltaX, deltaY, &sourceRect, null, null, null, flags);
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270 }
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271 if (all) {
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272 Control [] children = _getChildren ();
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273 for (int i=0; i<children.length; i++) {
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274 Control child = children [i];
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275 Rectangle rect = child.getBounds ();
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276 if (Math.min (x + width, rect.x + rect.width) >= Math.max (x, rect.x) &&
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277 Math.min (y + height, rect.y + rect.height) >= Math.max (y, rect.y)) {
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278 child.setLocation (rect.x + deltaX, rect.y + deltaY);
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279 }
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280 }
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281 }
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282 if (isFocus) caret.setFocus ();
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283 }
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284
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285 /**
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286 * Sets the receiver's caret.
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287 * <p>
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288 * The caret for the control is automatically hidden
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289 * and shown when the control is painted or resized,
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290 * when focus is gained or lost and when an the control
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291 * is scrolled. To avoid drawing on top of the caret,
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292 * the programmer must hide and show the caret when
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293 * drawing in the window any other time.
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294 * </p>
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295 * @param caret the new caret for the receiver, may be null
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296 *
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297 * @exception IllegalArgumentException <ul>
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298 * <li>ERROR_INVALID_ARGUMENT - if the caret has been disposed</li>
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299 * </ul>
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diff changeset
300 * @exception SWTException <ul>
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301 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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302 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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parents:
diff changeset
303 * </ul>
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diff changeset
304 */
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parents:
diff changeset
305 public void setCaret (Caret caret) {
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306 checkWidget ();
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diff changeset
307 Caret newCaret = caret;
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308 Caret oldCaret = this.caret;
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diff changeset
309 this.caret = newCaret;
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diff changeset
310 if (hasFocus ()) {
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parents:
diff changeset
311 if (oldCaret !is null) oldCaret.killFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
312 if (newCaret !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
313 if (newCaret.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
314 newCaret.setFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
315 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
316 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
317 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
318
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
319 override public void setFont (Font font) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
320 checkWidget ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
321 if (caret !is null) caret.setFont (font);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
322 super.setFont (font);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
323 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
324
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
325 /**
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
326 * Sets the receiver's IME.
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
327 *
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
328 * @param ime the new IME for the receiver, may be null
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
329 *
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
330 * @exception IllegalArgumentException <ul>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
331 * <li>ERROR_INVALID_ARGUMENT - if the IME has been disposed</li>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
332 * </ul>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
333 * @exception SWTException <ul>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
334 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
335 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
336 * </ul>
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
337 *
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
338 * @since 3.4
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
339 */
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
340 public void setIME (IME ime) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
341 checkWidget ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
342 if (ime !is null && ime.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
343 this.ime = ime;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
344 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
345
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
346 override int windowProc (HWND hwnd, int msg, int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
347 if (msg is Display.SWT_RESTORECARET) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
348 if ((state & CANVAS) !is 0) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
349 if (caret !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
350 caret.killFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
351 caret.setFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
352 return 1;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
353 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
354 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
355 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
356 return super.windowProc (hwnd, msg, wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
357 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
358
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
359 override LRESULT WM_CHAR (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
360 LRESULT result = super.WM_CHAR (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
361 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
362 if (caret !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
363 switch (wParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
364 case SWT.DEL:
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
365 case SWT.BS:
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
366 case SWT.ESC:
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
367 break;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
368 default: {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
369 if (OS.GetKeyState (OS.VK_CONTROL) >= 0) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
370 int value;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
371 if (OS.SystemParametersInfo (OS.SPI_GETMOUSEVANISH, 0, &value, 0)) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
372 if (value !is 0) OS.SetCursor (null);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
373 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
374 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
375 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
376 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
377 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
378 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
379 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
380
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
381 override LRESULT WM_IME_COMPOSITION (int /*long*/ wParam, int /*long*/ lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
382 if (ime !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
383 LRESULT result = ime.WM_IME_COMPOSITION (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
384 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
385 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
386
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
387 /*
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
388 * Bug in Windows. On Korean Windows XP, the IME window
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
389 * for the Korean Input System (MS-IME 2002) always opens
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
390 * in the top left corner of the screen, despite the fact
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
391 * that ImmSetCompositionWindow() was called to position
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
392 * the IME when focus is gained. The fix is to position
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
393 * the IME on every WM_IME_COMPOSITION message.
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
394 */
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
395 if (!OS.IsWinCE && OS.WIN32_VERSION is OS.VERSION (5, 1)) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
396 if (OS.IsDBLocale) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
397 short langID = OS.GetSystemDefaultUILanguage ();
112
9f4c18c268b2 Update to compile and execute with dmd 2.052.
kntroh
parents: 0
diff changeset
398 short primaryLang = cast(short) OS.PRIMARYLANGID (langID);
0
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
399 if (primaryLang is OS.LANG_KOREAN) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
400 if (caret !is null && caret.isFocusCaret ()) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
401 POINT ptCurrentPos;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
402 if (OS.GetCaretPos (&ptCurrentPos)) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
403 COMPOSITIONFORM lpCompForm;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
404 lpCompForm.dwStyle = OS.CFS_POINT;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
405 lpCompForm.ptCurrentPos.x = ptCurrentPos.x;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
406 lpCompForm.ptCurrentPos.y = ptCurrentPos.y;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
407 auto hIMC = OS.ImmGetContext (handle);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
408 OS.ImmSetCompositionWindow (hIMC, &lpCompForm);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
409 OS.ImmReleaseContext (handle, hIMC);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
410 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
411 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
412 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
413 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
414 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
415 return super.WM_IME_COMPOSITION (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
416 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
417
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
418 override LRESULT WM_IME_COMPOSITION_START (int /*long*/ wParam, int /*long*/ lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
419 if (ime !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
420 LRESULT result = ime.WM_IME_COMPOSITION_START (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
421 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
422 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
423 return super.WM_IME_COMPOSITION_START (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
424 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
425
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
426 override LRESULT WM_IME_ENDCOMPOSITION (int /*long*/ wParam, int /*long*/ lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
427 if (ime !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
428 LRESULT result = ime.WM_IME_ENDCOMPOSITION (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
429 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
430 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
431 return super.WM_IME_ENDCOMPOSITION (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
432 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
433
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
434 override LRESULT WM_INPUTLANGCHANGE (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
435 LRESULT result = super.WM_INPUTLANGCHANGE (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
436 if (caret !is null && caret.isFocusCaret ()) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
437 caret.setIMEFont ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
438 caret.resizeIME ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
439 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
440 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
441 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
442
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
443 override LRESULT WM_KILLFOCUS (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
444 if (ime !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
445 LRESULT result = ime.WM_KILLFOCUS (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
446 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
447 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
448 LRESULT result = super.WM_KILLFOCUS (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
449 if (caret !is null) caret.killFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
450 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
451 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
452
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
453 override LRESULT WM_LBUTTONDOWN (int /*long*/ wParam, int /*long*/ lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
454 if (ime !is null) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
455 LRESULT result = ime.WM_LBUTTONDOWN (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
456 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
457 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
458 return super.WM_LBUTTONDOWN (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
459 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
460
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
461 override LRESULT WM_SETFOCUS (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
462 LRESULT result = super.WM_SETFOCUS (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
463 if (caret !is null) caret.setFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
464 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
465 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
466
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
467 override LRESULT WM_SIZE (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
468 LRESULT result = super.WM_SIZE (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
469 if (caret !is null && caret.isFocusCaret ()) caret.resizeIME ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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470 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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471 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
472
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
473 override LRESULT WM_WINDOWPOSCHANGED (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
474 LRESULT result = super.WM_WINDOWPOSCHANGED (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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475 //if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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476 /*
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
477 * Bug in Windows. When a window with style WS_EX_LAYOUTRTL
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
478 * that contains a caret is resized, Windows does not move the
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
479 * caret in relation to the mirrored origin in the top right.
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
480 * The fix is to hide the caret in WM_WINDOWPOSCHANGING and
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
481 * show the caret in WM_WINDOWPOSCHANGED.
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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482 */
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parents:
diff changeset
483 bool isFocus = (style & SWT.RIGHT_TO_LEFT) !is 0 && caret !is null && caret.isFocusCaret ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
484 if (isFocus) caret.setFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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485 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
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486 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
487
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
488 override LRESULT WM_WINDOWPOSCHANGING (int wParam, int lParam) {
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
489 LRESULT result = super.WM_WINDOWPOSCHANGING (wParam, lParam);
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
490 if (result !is null) return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
491 /*
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
492 * Bug in Windows. When a window with style WS_EX_LAYOUTRTL
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
493 * that contains a caret is resized, Windows does not move the
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
494 * caret in relation to the mirrored origin in the top right.
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
495 * The fix is to hide the caret in WM_WINDOWPOSCHANGING and
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
496 * show the caret in WM_WINDOWPOSCHANGED.
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
497 */
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
498 bool isFocus = (style & SWT.RIGHT_TO_LEFT) !is 0 && caret !is null && caret.isFocusCaret ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
499 if (isFocus) caret.killFocus ();
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
500 return result;
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
501 }
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
502
6dd524f61e62 add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
503 }