diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Text.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Text.java | 166 |
1 files changed, 148 insertions, 18 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Text.java b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Text.java index 020f5bf972..336ded9566 100644 --- a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Text.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Text.java @@ -68,10 +68,15 @@ public class Text extends Scrollable { String message; int[] segments; int clearSegmentsCount = 0; + long /*int*/ hwndSearch, hwndCancel, hwndActive; static final char LTR_MARK = '\u200e'; static final char RTL_MARK = '\u200f'; + /* Custom icons defined in swt.rc */ + static final int IDI_SEARCH = 101; + static final int IDI_CANCEL = 102; + /** * The maximum number of characters that can be entered * into a text widget. @@ -262,6 +267,49 @@ long /*int*/ callWindowProc (long /*int*/ hwnd, int msg, long /*int*/ wParam, lo break; } } + if ((style & SWT.SEARCH) != 0) { + switch (msg) { + case OS.WM_MOUSEMOVE: { + POINT pt = new POINT (); + OS.POINTSTOPOINT(pt, lParam); + long /*int*/ prevActive = hwndActive; + hwndActive = OS.ChildWindowFromPointEx (handle, pt, OS.CWP_SKIPINVISIBLE); + if (hwndActive == handle) hwndActive = 0; + if (prevActive != hwndActive) { + if (prevActive != 0) OS.InvalidateRect (prevActive, null, false); + if (hwndActive != 0) OS.InvalidateRect (hwndActive, null, false); + } + break; + } + case OS.WM_MOUSELEAVE: + if (hwndActive != 0) { + OS.InvalidateRect (hwndActive, null, false); + hwndActive = 0; + } + break; + case OS.WM_LBUTTONDOWN: + if (hwndActive != 0) { + OS.InvalidateRect (hwndActive, null, false); + return 0; // prevent mouse selection + } + break; + case OS.WM_LBUTTONUP: { + if (hwndActive != 0) { + Event e = new Event(); + if (hwndActive == hwndSearch) { + e.detail = SWT.ICON_SEARCH; + } else { + e.detail = SWT.ICON_CANCEL; + setText (""); + } + setFocus (); + selectAll (); + sendSelectionEvent (SWT.DefaultSelection, e, false); + } + break; + } + } + } long /*int*/ code = OS.CallWindowProc (EditProc, hwnd, msg, wParam, lParam); switch (msg) { case OS.WM_HSCROLL: @@ -285,6 +333,30 @@ void createHandle () { state |= THEME_BACKGROUND; } } + if ((style & SWT.SEARCH) != 0) { + if (display.hIconSearch == 0) { + long /*int*/ [] phicon = new long /*int*/ [1]; + int hresult = OS.LoadIconMetric (OS.GetLibraryHandle (), IDI_SEARCH, OS.LIM_SMALL, phicon); + if (hresult != OS.S_OK) error (SWT.ERROR_NO_HANDLES); + display.hIconSearch = phicon [0]; + hresult = OS.LoadIconMetric (OS.GetLibraryHandle (), IDI_CANCEL, OS.LIM_SMALL, phicon); + if (hresult != OS.S_OK) error (SWT.ERROR_NO_HANDLES); + display.hIconCancel = phicon [0]; + } + if ((style & SWT.ICON_SEARCH) != 0) { + hwndSearch = OS.CreateWindowEx (0, Label.LabelClass, null, + OS.WS_CHILD | OS.WS_VISIBLE | OS.WS_CLIPSIBLINGS | OS.SS_OWNERDRAW, + 0, 0, 0, 0, handle, 0, OS.GetModuleHandle (null), null); + if (hwndSearch == 0) error (SWT.ERROR_NO_HANDLES); + } + if ((style & SWT.ICON_CANCEL) != 0) { + state |= TRACK_MOUSE; + hwndCancel = OS.CreateWindowEx (0, Label.LabelClass, null, + OS.WS_CHILD | OS.WS_CLIPSIBLINGS | OS.SS_OWNERDRAW, + 0, 0, 0, 0, handle, 0, OS.GetModuleHandle (null), null); + if (hwndCancel == 0) error (SWT.ERROR_NO_HANDLES); + } + } } @Override @@ -559,20 +631,20 @@ void applySegments () { } static int checkStyle (int style) { - if ((style & SWT.SEARCH) != 0) { - style |= SWT.SINGLE | SWT.BORDER; - style &= ~SWT.PASSWORD; - /* - * NOTE: ICON_CANCEL has the same value as H_SCROLL and - * ICON_SEARCH has the same value as V_SCROLL so they are - * cleared because SWT.SINGLE is set. - */ - } if ((style & SWT.SINGLE) != 0 && (style & SWT.MULTI) != 0) { style &= ~SWT.MULTI; } style = checkBits (style, SWT.LEFT, SWT.CENTER, SWT.RIGHT, 0, 0, 0); - if ((style & SWT.SINGLE) != 0) style &= ~(SWT.H_SCROLL | SWT.V_SCROLL | SWT.WRAP); + /* + * NOTE: ICON_CANCEL and ICON_SEARCH have the same value as H_SCROLL and + * V_SCROLL. The meaning is determined by whether SWT.SEARCH is set. + */ + if ((style & SWT.SEARCH) != 0) { + style |= SWT.SINGLE | SWT.BORDER; + style &= ~(SWT.PASSWORD | SWT.WRAP); + } else if ((style & SWT.SINGLE) != 0) { + style &= ~(SWT.H_SCROLL | SWT.V_SCROLL | SWT.WRAP); + } if ((style & SWT.WRAP) != 0) { style |= SWT.MULTI; style &= ~SWT.H_SCROLL; @@ -751,7 +823,10 @@ public void cut () { @Override int defaultBackground () { int bits = OS.GetWindowLong (handle, OS.GWL_STYLE); - return OS.GetSysColor ((bits & OS.ES_READONLY) != 0 ? OS.COLOR_3DFACE : OS.COLOR_WINDOW); + if ((bits & OS.ES_READONLY) != 0 || !OS.IsWindowEnabled (handle)) { + return OS.GetSysColor (OS.COLOR_3DFACE); + } + return OS.GetSysColor (OS.COLOR_WINDOW); } TCHAR deprocessText (TCHAR text, int start, int end, boolean terminate) { @@ -1792,6 +1867,18 @@ boolean sendKeyEvent (int type, int msg, long /*int*/ wParam, long /*int*/ lPara } @Override +void setBackgroundImage (long /*int*/ hBitmap) { + int flags = OS.RDW_ERASE | OS.RDW_ALLCHILDREN | OS.RDW_INVALIDATE; + OS.RedrawWindow (handle, null, 0, flags); +} + +@Override +void setBackgroundPixel (int pixel) { + int flags = OS.RDW_ERASE | OS.RDW_ALLCHILDREN | OS.RDW_INVALIDATE; + OS.RedrawWindow (handle, null, 0, flags); +} + +@Override void setBoundsInPixels (int x, int y, int width, int height, int flags) { /* * Feature in Windows. When the caret is moved, @@ -1947,14 +2034,16 @@ public void setFont (Font font) { } void setMargins () { - /* - * Bug in Windows. When EM_SETCUEBANNER is used to set the - * banner text, the control does not take into account the - * margins, causing the first character to be clipped. The - * fix is to set the margins to zero. - */ if ((style & SWT.SEARCH) != 0) { - OS.SendMessage (handle, OS.EM_SETMARGINS, OS.EC_LEFTMARGIN | OS.EC_RIGHTMARGIN, 0); + int flags = 0; + int fLeading = (style & SWT.LEFT_TO_RIGHT) != 0 ? OS.EC_LEFTMARGIN : OS.EC_RIGHTMARGIN; + int fTrailing = (style & SWT.LEFT_TO_RIGHT) != 0 ? OS.EC_RIGHTMARGIN : OS.EC_LEFTMARGIN; + if ((style & SWT.ICON_SEARCH) != 0) flags |= fLeading; + if ((style & SWT.ICON_CANCEL) != 0) flags |= fTrailing; + if (flags != 0) { + int iconWidth = OS.GetSystemMetrics (OS.SM_CXSMICON); + OS.SendMessage (handle, OS.EM_SETMARGINS, flags, OS.MAKELPARAM(iconWidth, iconWidth)); + } } } @@ -2428,6 +2517,7 @@ int widgetStyle () { if ((style & SWT.CENTER) != 0) bits |= OS.ES_CENTER; if ((style & SWT.RIGHT) != 0) bits |= OS.ES_RIGHT; if ((style & SWT.READ_ONLY) != 0) bits |= OS.ES_READONLY; + if ((style & SWT.SEARCH) != 0) bits |= OS.WS_CLIPCHILDREN; if ((style & SWT.SINGLE) != 0) { /* * Feature in Windows. When a text control is read-only, @@ -2614,6 +2704,25 @@ LRESULT WM_CUT (long /*int*/ wParam, long /*int*/ lParam) { } @Override +LRESULT WM_DRAWITEM (long wParam, long lParam) { + DRAWITEMSTRUCT struct = new DRAWITEMSTRUCT (); + OS.MoveMemory (struct, lParam, DRAWITEMSTRUCT.sizeof); + RECT rect = new RECT (); + OS.SetRect (rect, struct.left, struct.top, struct.right, struct.bottom); + POINT pt = new POINT (); + OS.MapWindowPoints (struct.hwndItem, handle, pt, 1); + drawBackground (struct.hDC, rect, -1, pt.x, pt.y); + if (struct.hwndItem == hwndCancel && struct.hwndItem == hwndActive && OS.IsAppThemed()) { + int state = OS.GetKeyState (OS.VK_LBUTTON) < 0 ? OS.PBS_PRESSED : OS.PBS_HOT; + OS.DrawThemeBackground (display.hButtonTheme (), struct.hDC, OS.BP_PUSHBUTTON, state, rect, null); + } + long /*int*/ hIcon = (struct.hwndItem == hwndSearch) ? display.hIconSearch : display.hIconCancel; + int y = (rect.bottom - rect.right) / 2; + OS.DrawIconEx (struct.hDC, 0, y, hIcon, 0, 0, 0, 0, OS.DI_NORMAL); + return LRESULT.ONE; +} + +@Override LRESULT WM_ERASEBKGND (long /*int*/ wParam, long /*int*/ lParam) { LRESULT result = super.WM_ERASEBKGND (wParam, lParam); if ((style & SWT.READ_ONLY) != 0) { @@ -2757,6 +2866,24 @@ LRESULT WM_PASTE (long /*int*/ wParam, long /*int*/ lParam) { } @Override +LRESULT WM_SIZE(long wParam, long lParam) { + LRESULT result = super.WM_SIZE (wParam, lParam); + if (isDisposed ()) return result; + if ((style & SWT.SEARCH) != 0) { + /* NOTE: EDIT controls don't support mirrored layout. */ + long /*int*/ hwndLeading = (style & SWT.LEFT_TO_RIGHT) != 0 ? hwndSearch : hwndCancel; + long /*int*/ hwndTrailing = (style & SWT.LEFT_TO_RIGHT) != 0 ? hwndCancel : hwndSearch; + int width = OS.LOWORD (lParam); + int height = OS.HIWORD (lParam); + int iconWidth = OS.GetSystemMetrics (OS.SM_CXSMICON); + int flags = OS.SWP_NOZORDER | OS.SWP_NOACTIVATE | OS.SWP_NOCOPYBITS; + if (hwndLeading != 0) OS.SetWindowPos (hwndLeading, 0, 0, 0, iconWidth, height, flags); + if (hwndTrailing != 0) OS.SetWindowPos (hwndTrailing, 0, width - iconWidth, 0, iconWidth, height, flags); + } + return result; +} + +@Override LRESULT WM_UNDO (long /*int*/ wParam, long /*int*/ lParam) { LRESULT result = super.WM_UNDO (wParam, lParam); if (result != null) return result; @@ -2873,6 +3000,9 @@ LRESULT wmCommandChild (long /*int*/ wParam, long /*int*/ lParam) { if (findImageControl () != null) { OS.InvalidateRect (handle, null, true); } + if ((style & SWT.SEARCH) != 0 && hwndCancel != 0) { + OS.ShowWindow (hwndCancel, OS.GetWindowTextLength (handle) != 0 ? OS.SW_SHOW : OS.SW_HIDE); + } if (ignoreModify) break; /* * It is possible (but unlikely), that application |