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comparison dstep/objc/bridge/Bridge.d @ 19:ae08a08f44d3

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Added IBOutlet
author Jacob Carlborg <doob@me.com>
date Sun, 17 Jan 2010 16:25:24 +0100
parents b2693af5a569
children 6255d355d752
comparison
equal deleted inserted replaced
18:b2693af5a569 19:ae08a08f44d3
177 } 177 }
178 178
179 mixin dstep.objc.bridge.ClassInitializer.ObjcSubclassInitializer!(this.stringof, super.stringof);"; 179 mixin dstep.objc.bridge.ClassInitializer.ObjcSubclassInitializer!(this.stringof, super.stringof);";
180 180
181 /** 181 /**
182 * Makes the given field available as an IBOutlet.
183 *
184 * Mixes in a method that is called by the Objective-C side to set the value of the
185 * given field.
186 *
187 * Mixes in: $(D_PSYMBOL ObjcBindMethod)
188 *
189 * Examples:
190 * ---
191 * class AppController : NSObject
192 * {
193 * NSButton button;
194 * mixin IBOutlet!(button);
195 * }
196 * ---
197 *
198 * Params:
199 * field = the field make available as an IBOutlet
200 */
201 template IBOutlet (alias field)
202 {
203 static assert (is(typeof(field) : Object), dstep.objc.bridge.Bridge.buildIBOutletErrorMessage!(field));
204
205 void __setMethod (typeof(field) value)
206 {
207 field = value;
208 }
209
210 mixin dstep.objc.bridge.Bridge.ObjcBindMethod!(__setMethod, "set" ~ dstep.objc.bridge.Bridge.toUpper(field.stringof[0]) ~ field.stringof[1 .. $] ~ ":");
211 }
212
213 char toUpper (char c)
214 {
215 if (c >= 'a' && c <= 'z')
216 return c - 32;
217
218 return c;
219 }
220
221 template buildIBOutletErrorMessage (alias field)
222 {
223 const buildIBOutletErrorMessage = `The type "` ~ typeof(field).stringof ~ `" of the given field "` ~ field.stringof ~ `" in the class "` ~ typeof(this).stringof ~ `" is not a valid IBOutlet type. IBOutlets can only be of the type Object (or any of its subclasses)`;
224 }
225
226 /**
182 * Binds a selector to an instance method. 227 * Binds a selector to an instance method.
183 * 228 *
184 * This will create a receiver function which will forward the call to $(D_PARAM method), 229 * This will create a receiver function which will forward the call to $(D_PARAM method),
185 * decapsulating arguments and encapsulating the return value as appropriate. 230 * decapsulating arguments and encapsulating the return value as appropriate.
186 * This $(D_KEYWORD template) will use the buildSelector $(D_KEYWORD template) to build 231 * This $(D_KEYWORD template) will use the buildSelector $(D_KEYWORD template) to build
202 * Params: 247 * Params:
203 * method = the method to bind 248 * method = the method to bind
204 */ 249 */
205 template IBAction (alias method) 250 template IBAction (alias method)
206 { 251 {
207 static assert (dstep.objc.bridge.Bridge.ParameterTupleOf!(method).length == 1, "dstep.objc.bridge.Bridge.IBAction: an action method is only allowed to have one parameter"); 252 static assert (dstep.objc.bridge.Bridge.ParameterTupleOf!(method).length == 1, "An action method is only allowed to have one parameter");
208 static assert (is(dstep.objc.bridge.Bridge.ParameterTupleOf!(method)[0] : Object), "dstep.objc.bridge.Bridge.IBAction: an action method can only have a parameter of the type Object (or any of its subclasses)"); 253 static assert (is(dstep.objc.bridge.Bridge.ParameterTupleOf!(method)[0] : Object), "An action method can only have a parameter of the type Object (or any of its subclasses)");
209 254
210 mixin ObjcBindMethod!(method, dstep.objc.bridge.TypeEncoding.buildSelector!(method)); 255 mixin ObjcBindMethod!(method, dstep.objc.bridge.TypeEncoding.buildSelector!(method));
211 } 256 }
212 257
213 /** 258 /**
261 * method = the method to bind 306 * method = the method to bind
262 * selector = the selector to bind the method to 307 * selector = the selector to bind the method to
263 */ 308 */
264 template ObjcBindMethod (alias method, string selector) 309 template ObjcBindMethod (alias method, string selector)
265 { 310 {
266 version (Tango) 311 mixin ObjcBindMethod!(method, dstep.objc.bridge.Bridge.ReturnTypeOf!(method), selector, dstep.objc.bridge.Bridge.ParameterTupleOf!(method));
267 mixin ObjcBindMethod!(method, dstep.objc.bridge.Bridge.ReturnTypeOf!(method), selector, dstep.objc.bridge.Bridge.ParameterTupleOf!(method));
268
269 /*else
270 mixin ObjcBindMethod!(method, std.traits.ReturnType!(method), selector, std.traits.ParameterTypeTuple!(method));*/
271 } 312 }
272 313
273 /** 314 /**
274 * Binds a selector to an instance method. 315 * Binds a selector to an instance method.
275 * 316 *
403 * method = the method to bind 444 * method = the method to bind
404 * selector = the selector to bind the method to 445 * selector = the selector to bind the method to
405 */ 446 */
406 template ObjcBindClassMethod (alias method, string selector) 447 template ObjcBindClassMethod (alias method, string selector)
407 { 448 {
408 version (Tango) 449 mixin ObjcBindClassMethod!(method, dstep.objc.bridge.Bridge.ReturnTypeOf!(method), selector, dstep.objc.bridge.Bridge.ParameterTupleOf!(method));
409 mixin ObjcBindClassMethod!(method, tango.core.Traits.ReturnTypeOf!(method), selector, tango.core.Traits.ParameterTupleOf!(method));
410
411 else
412 mixin ObjcBindClassMethod!(method, std.traits.ReturnType!(method), selector, std.traits.ParameterTypeTuple!(method));
413 } 450 }
414 451
415 /** 452 /**
416 * Binds a selector to a class (static) method. 453 * Binds a selector to a class (static) method.
417 * 454 *
521 * mixin ObjcBindFunction!(foo); 558 * mixin ObjcBindFunction!(foo);
522 * --- 559 * ---
523 */ 560 */
524 template ObjcBindFunction (alias func) 561 template ObjcBindFunction (alias func)
525 { 562 {
526 mixin ObjcBindFunction!(func, ReturnTypeOf!(func), ParameterTupleOf!(func)); 563 mixin ObjcBindFunction!(func, dstep.objc.bridge.Bridge.ReturnTypeOf!(func), dstep.objc.bridge.Bridge.ParameterTupleOf!(func));
527 } 564 }
528 565
529 /** 566 /**
530 * Binds a D free function to an Objective-C free function. 567 * Binds a D free function to an Objective-C free function.
531 * 568 *