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Changeset 51:6e4e3a8e4971

Timestamp:

02/02/08 21:43:52 (1 year ago)

Author:

Frank Benoit <benoit@tionex.de>

branch:

default

Message:

Label

Files:

dwt/widgets/Label.d (modified) (25 diffs)

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dwt/widgets/Label.d

r31	r51
13	13	module dwt.widgets.Label;
14	14
15		import dwt.widgets.Control;
16		import dwt.widgets.Composite;
17		class Label : Control {
18		this (Composite parent, int style) ;
19		}
20		/++
	15
21	16	import dwt.DWT;
22	17	import dwt.DWTException;
…	…
26	21	import dwt.graphics.Point;
27	22	import dwt.graphics.Rectangle;
28		~~import dwt.internal.win32.DRAWITEMSTRUCT;~~
29		~~import dwt.internal.win32.LRESULT;~~
30	23	import dwt.internal.win32.OS;
31		import dwt.internal.win32.PAINTSTRUCT;
32		import dwt.~~internal.win32.RECT~~;
33		import dwt.~~internal.win32.TCHAR~~;
34		import dwt.~~internal.win32.TEXTMETRIC~~;
35		import dwt.~~internal.win32.TEXTMETRICA~~;
36		import dwt.internal.win32.TEXTMETRICW;
37		import dwt.~~internal.win32.WNDCLASS~~;
	24
	25	import dwt.widgets.Control;
	26	import dwt.widgets.Composite;
	27	import dwt.widgets.Display;
	28	import dwt.widgets.Event;
	29
	30	import dwt.dwthelper.utils;
38	31
39	32	/**
…	…
59	52	* </p>
60	53	*/
61		public class Label ~~extends~~ Control {
62		~~String~~ text = "";
	54	public class Label : Control {
	55	char[] text = "";
63	56	Image image;
64		static ~~final~~ int MARGIN = 4;
65		static ~~final~~ bool IMAGE_AND_TEXT = false;
66		static ~~final int~~ LabelProc;
67		static ~~final TCHAR LabelClass = new TCHAR (0, "STATIC", true)~~;
68		static {
69		WNDCLASS lpWndClass ~~= new WNDCLASS ()~~;
70		OS.GetClassInfo (~~0, LabelClass,~~ lpWndClass);
	57	static const int MARGIN = 4;
	58	static const bool IMAGE_AND_TEXT = false;
	59	static const WNDPROC LabelProc;
	60	static const TCHAR[] LabelClass = "STATIC\0";
	61	static this() {
	62	WNDCLASS lpWndClass;
	63	OS.GetClassInfo (null, LabelClass.ptr, &lpWndClass);
71	64	LabelProc = lpWndClass.lpfnWndProc;
72	65	}
…	…
109	102	* @see Widget#getStyle
110	103	*/
111		public ~~Label~~ (Composite parent, int style) {
	104	public this (Composite parent, int style) {
112	105	super (parent, checkStyle (style));
113	106	}
114	107
115		~~int callWindowProc (int~~ hwnd, int msg, int wParam, int lParam) {
116		if (handle is ~~0) return 0~~;
117		return OS.CallWindowProc (LabelProc, hwnd, msg, wParam, lParam);
	108	LRESULT callWindowProc (HWND hwnd, int msg, int wParam, int lParam) {
	109	if (handle is null) return LRESULT.NULL;
	110	return cast(LRESULT) OS.CallWindowProc (LabelProc, hwnd, msg, wParam, lParam);
118	111	}
119	112
…	…
151	144	height += rect.height;
152	145	if (IMAGE_AND_TEXT) {
153		if (text.length () !is 0) width += MARGIN;
	146	if (text.length !is 0) width += MARGIN;
154	147	} else {
155	148	drawText = false;
…	…
158	151	}
159	152	if (drawText) {
160		~~int~~ hDC = OS.GetDC (handle);
161		~~int newFont =~~ OS.SendMessage (handle, OS.WM_GETFONT, 0, 0);
162		~~int~~ oldFont = OS.SelectObject (hDC, newFont);
	153	auto hDC = OS.GetDC (handle);
	154	auto newFont = cast(HFONT) OS.SendMessage (handle, OS.WM_GETFONT, 0, 0);
	155	auto oldFont = OS.SelectObject (hDC, newFont);
163	156	int length = OS.GetWindowTextLength (handle);
164	157	if (length is 0) {
165		TEXTMETRIC tm ~~= OS.IsUnicode ? (TEXTMETRIC) new TEXTMETRICW () : new TEXTMETRICA ()~~;
166		OS.GetTextMetrics (hDC, tm);
	158	TEXTMETRIC tm;
	159	OS.GetTextMetrics (hDC, &tm);
167	160	height = Math.max (height, tm.tmHeight);
168	161	} else {
169		RECT rect ~~= new RECT ()~~;
	162	RECT rect;
170	163	int flags = OS.DT_CALCRECT \| OS.DT_EDITCONTROL \| OS.DT_EXPANDTABS;
171	164	if ((style & DWT.WRAP) !is 0 && wHint !is DWT.DEFAULT) {
…	…
173	166	rect.right = Math.max (0, wHint - width);
174	167	}
175		TCHAR ~~buffer = new TCHAR (getCodePage (), length + 1)~~;
176		OS.GetWindowText (handle, buffer, length + 1);
177		OS.DrawText (hDC, buffer~~, length,~~ rect, flags);
	168	TCHAR[] buffer = new TCHAR [/+getCodePage (),+/ length + 1];
	169	OS.GetWindowText (handle, buffer.ptr, length + 1);
	170	OS.DrawText (hDC, buffer.ptr, length, &rect, flags);
178	171	width += rect.right - rect.left;
179	172	height = Math.max (height, rect.bottom - rect.top);
180	173	}
181		if (newFont !is 0) OS.SelectObject (hDC, oldFont);
	174	if (newFont !is null) OS.SelectObject (hDC, oldFont);
182	175	OS.ReleaseDC (handle, hDC);
183	176	}
…	…
240	233	}
241	234
242		~~String~~ getNameText () {
	235	char[] getNameText () {
243	236	return getText ();
244	237	}
…	…
256	249	* </ul>
257	250	*/
258		public ~~String~~ getText () {
	251	public char[] getText () {
259	252	checkWidget ();
260	253	if ((style & DWT.SEPARATOR) !is 0) return "";
…	…
262	255	}
263	256
264		bool mnemonicHit (char key) {
	257	bool mnemonicHit (wchar key) {
265	258	Composite control = this.parent;
266	259	while (control !is null) {
…	…
280	273	}
281	274
282		bool mnemonicMatch (char key) {
283		char mnemonic = findMnemonic (getText ());
	275	bool mnemonicMatch (wchar key) {
	276	wchar mnemonic = findMnemonic (getText ());
284	277	if (mnemonic is '\0') return false;
285		return Character~~.toUpperCase (key) is Character.toUpperCase~~ (mnemonic);
	278	return CharacterToUpper (key) is CharacterToUpper (mnemonic);
286	279	}
287	280
…	…
383	376	* </ul>
384	377	*/
385		public void setText (~~String~~ string) {
	378	public void setText (char[] string) {
386	379	checkWidget ();
387	380	if (string is null) error (DWT.ERROR_NULL_ARGUMENT);
…	…
393	386	* nothing.
394	387	*/
395		if (string~~.equals (text)~~) return;
	388	if (string==/eq/text) return;
396	389	text = string;
397	390	if (image is null \|\| !IMAGE_AND_TEXT) {
…	…
410	403	}
411	404	string = Display.withCrLf (string);
412		TCHAR ~~buffer = new TCHAR (getCodePage (), string, true~~);
	405	TCHAR* buffer = StrToTCHARz (/+getCodePage (),+/ string);
413	406	OS.SetWindowText (handle, buffer);
414	407	/*
…	…
443	436	}
444	437
445		~~TCHAR~~ windowClass () {
446		return ~~LabelClass~~;
	438	char[] windowClass () {
	439	return TCHARsToStr( LabelClass );
447	440	}
448	441
449	442	int windowProc () {
450		return LabelProc;
	443	return cast(int) LabelProc;
451	444	}
452	445
453	446	LRESULT WM_ERASEBKGND (int wParam, int lParam) {
454	447	LRESULT result = super.WM_ERASEBKGND (wParam, lParam);
455		if (result !is ~~null~~) return result;
	448	if (result !is LRESULT.NULL) return result;
456	449	int bits = OS.GetWindowLong (handle, OS.GWL_STYLE);
457	450	if ((bits & OS.SS_OWNERDRAW) is OS.SS_OWNERDRAW) {
…	…
468	461	if (OS.COMCTL32_MAJOR < 6 \|\| !OS.IsAppThemed ()) {
469	462	if (findImageControl () !is null) {
470		drawBackground (wParam);
	463	drawBackground (cast(HANDLE)wParam);
471	464	return LRESULT.ONE;
472	465	}
…	…
522	515	OS.InvalidateRect (handle, null, false);
523	516	int code = OS.DefWindowProc (handle, OS.WM_UPDATEUISTATE, wParam, lParam);
524		return ~~new LRESULT~~ (code);
	517	return cast(LRESULT) (code);
525	518	}
526	519	return result;
…	…
541	534	if ((bits & OS.SS_OWNERDRAW) !is OS.SS_OWNERDRAW) {
542	535	if (findImageControl () !is null) {
543		OS.SetBkMode (wParam, OS.TRANSPARENT);
544		return ~~new LRESULT~~ (OS.GetStockObject (OS.NULL_BRUSH));
	536	OS.SetBkMode ( cast(HANDLE) wParam, OS.TRANSPARENT);
	537	return cast(LRESULT) (OS.GetStockObject (OS.NULL_BRUSH));
545	538	}
546	539	}
…	…
554	547	bool drawSeparator = (style & DWT.SEPARATOR) !is 0 && (style & DWT.SHADOW_NONE) is 0;
555	548	if (drawImage \|\| drawSeparator) {
556		LRESULT result = ~~null~~;
557		PAINTSTRUCT ps ~~= new PAINTSTRUCT ()~~;
	549	LRESULT result = LRESULT.NULL;
	550	PAINTSTRUCT ps;
558	551	GCData data = new GCData ();
559		data.ps = ps;
	552	data.ps = &ps;
560	553	data.hwnd = handle;
561	554	GC gc = new_GC (data);
562	555	if (gc !is null) {
563	556	drawBackground (gc.handle);
564		RECT clientRect ~~= new RECT()~~;
565		OS.GetClientRect (handle, clientRect);
	557	RECT clientRect;
	558	OS.GetClientRect (handle, &clientRect);
566	559	if (drawSeparator) {
567		RECT rect ~~= new RECT ()~~;
	560	RECT rect;
568	561	int lineWidth = OS.GetSystemMetrics (OS.SM_CXBORDER);
569	562	int flags = (style & DWT.SHADOW_IN) !is 0 ? OS.EDGE_SUNKEN : OS.EDGE_ETCHED;
570	563	if ((style & DWT.HORIZONTAL) !is 0) {
571	564	int bottom = clientRect.top + Math.max (lineWidth * 2, (clientRect.bottom - clientRect.top) / 2);
572		OS.SetRect (rect, clientRect.left, clientRect.top, clientRect.right, bottom);
573		OS.DrawEdge (gc.handle, rect, flags, OS.BF_BOTTOM);
	565	OS.SetRect (&rect, clientRect.left, clientRect.top, clientRect.right, bottom);
	566	OS.DrawEdge (gc.handle, &rect, flags, OS.BF_BOTTOM);
574	567	} else {
575	568	int right = clientRect.left + Math.max (lineWidth * 2, (clientRect.right - clientRect.left) / 2);
576		OS.SetRect (rect, clientRect.left, clientRect.top, right, clientRect.bottom);
577		OS.DrawEdge (gc.handle, rect, flags, OS.BF_RIGHT);
	569	OS.SetRect (&rect, clientRect.left, clientRect.top, right, clientRect.bottom);
	570	OS.DrawEdge (gc.handle, &rect, flags, OS.BF_RIGHT);
578	571	}
579	572	result = LRESULT.ONE;
…	…
592	585	result = LRESULT.ONE;
593	586	}
594		int width = ps.r~~ight - ps~~.left;
595		int height = ps.~~bottom - ps~~.top;
	587	int width = ps.rcPaint.right - ps.rcPaint.left;
	588	int height = ps.rcPaint.bottom - ps.rcPaint.top;
596	589	if (width !is 0 && height !is 0) {
597	590	Event event = new Event ();
598	591	event.gc = gc;
599		event.x = ps.left;
600		event.y = ps.top;
	592	event.x = ps.rcPaint.left;
	593	event.y = ps.rcPaint.top;
601	594	event.width = width;
602	595	event.height = height;
…	…
614	607
615	608	LRESULT wmDrawChild (int wParam, int lParam) {
616		DRAWITEMSTRUCT struct = new DRAWITEMSTRUCT ();
617		OS.MoveMemory (struct, lParam, DRAWITEMSTRUCT.sizeof);
618		drawBackground (struct.hDC);
	609	DRAWITEMSTRUCT* struct_ = cast(DRAWITEMSTRUCT*)lParam;
	610	drawBackground (struct_.hDC);
619	611	if ((style & DWT.SEPARATOR) !is 0) {
620		if ((style & DWT.SHADOW_NONE) !is 0) return ~~null~~;
621		RECT rect ~~= new RECT ()~~;
	612	if ((style & DWT.SHADOW_NONE) !is 0) return LRESULT.NULL;
	613	RECT rect;
622	614	int lineWidth = OS.GetSystemMetrics (OS.SM_CXBORDER);
623	615	int flags = (style & DWT.SHADOW_IN) !is 0 ? OS.EDGE_SUNKEN : OS.EDGE_ETCHED;
624	616	if ((style & DWT.HORIZONTAL) !is 0) {
625		int bottom = struct~~.top + Math.max (lineWidth * 2, (struct.bottom - struct~~.top) / 2);
626		OS.SetRect (~~rect, struct.left, struct.top, struct~~.right, bottom);
627		OS.DrawEdge (struct~~.hDC,~~ rect, flags, OS.BF_BOTTOM);
	617	int bottom = struct_.rcItem.top + Math.max (lineWidth * 2, (struct_.rcItem.bottom - struct_.rcItem.top) / 2);
	618	OS.SetRect (&rect, struct_.rcItem.left, struct_.rcItem.top, struct_.rcItem.right, bottom);
	619	OS.DrawEdge (struct_.hDC, &rect, flags, OS.BF_BOTTOM);
628	620	} else {
629		int right = struct~~.left + Math.max (lineWidth * 2, (struct.right - struct~~.left) / 2);
630		OS.SetRect (~~rect, struct.left, struct.top, right, struct~~.bottom);
631		OS.DrawEdge (struct~~.hDC,~~ rect, flags, OS.BF_RIGHT);
	621	int right = struct_.rcItem.left + Math.max (lineWidth * 2, (struct_.rcItem.right - struct_.rcItem.left) / 2);
	622	OS.SetRect (&rect, struct_.rcItem.left, struct_.rcItem.top, right, struct_.rcItem.bottom);
	623	OS.DrawEdge (struct_.hDC, &rect, flags, OS.BF_RIGHT);
632	624	}
633	625	} else {
634		int width = struct~~.right - struct~~.left;
635		int height = struct~~.bottom - struct~~.top;
	626	int width = struct_.rcItem.right - struct_.rcItem.left;
	627	int height = struct_.rcItem.bottom - struct_.rcItem.top;
636	628	if (width !is 0 && height !is 0) {
637	629	bool drawImage = image !is null;
638		bool drawText = IMAGE_AND_TEXT && text.length () !is 0;
	630	bool drawText = IMAGE_AND_TEXT && text.length !is 0;
639	631	int margin = drawText && drawImage ? MARGIN : 0;
640	632	int imageWidth = 0, imageHeight = 0;
…	…
644	636	imageHeight = rect.height;
645	637	}
646		RECT rect ~~= null~~;
647		TCHAR buffer = null;
	638	RECT rect;
	639	TCHAR* buffer = null;
648	640	int textWidth = 0, textHeight = 0, flags = 0;
649	641	if (drawText) {
650		rect = new RECT ();
	642	//rect = new RECT ();
651	643	flags = OS.DT_CALCRECT \| OS.DT_EDITCONTROL \| OS.DT_EXPANDTABS;
652	644	if ((style & DWT.LEFT) !is 0) flags \|= OS.DT_LEFT;
…	…
657	649	rect.right = Math.max (0, width - imageWidth - margin);
658	650	}
659		buffer = ~~new TCHAR (getCodePage (), text, true~~);
660		OS.DrawText (struct~~.hDC, buffer, -1,~~ rect, flags);
	651	buffer = StrToTCHARz (/+getCodePage (),+/ text);
	652	OS.DrawText (struct_.hDC, buffer, -1, &rect, flags);
661	653	textWidth = rect.right - rect.left;
662	654	textHeight = rect.bottom - rect.top;
…	…
673	665	GCData data = new GCData();
674	666	data.device = display;
675		GC gc = GC.win32_new (struct.hDC, data);
	667	GC gc = GC.win32_new (struct_.hDC, data);
676	668	Image image = getEnabled () ? this.image : new Image (display, this.image, DWT.IMAGE_DISABLE);
677	669	gc.drawImage (image, x, Math.max (0, (height - imageHeight) / 2));
…	…
686	678	rect.top = Math.max (0, (height - textHeight) / 2);
687	679	rect.bottom += rect.top;
688		OS.DrawText (struct~~.hDC, buffer, -1,~~ rect, flags);
689		}
690		}
691		}
692		return ~~null~~;
693		}
694
695		}
696		++/
	680	OS.DrawText (struct_.hDC, buffer, -1, &rect, flags);
	681	}
	682	}
	683	}
	684	return LRESULT.NULL;
	685	}
	686
	687	}
	688

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Changeset 51:6e4e3a8e4971

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dwt/widgets/Label.d

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