X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/338dd992160bf20205743c092b353d96ef7604fb..dd9f8b6bb6935360a8271dc3e8749fb026b601a8:/src/motif/cursor.cpp diff --git a/src/motif/cursor.cpp b/src/motif/cursor.cpp index 8df07639c2..134c7e9596 100644 --- a/src/motif/cursor.cpp +++ b/src/motif/cursor.cpp @@ -1,23 +1,29 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: cursor.cpp +// Name: src/motif/cursor.cpp // Purpose: wxCursor class // Author: Julian Smart // Modified by: // Created: 17/09/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "cursor.h" +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#ifndef WX_PRECOMP + #include "wx/list.h" #endif #include "wx/cursor.h" -#include "wx/gdicmn.h" -#include "wx/icon.h" -#include "wx/app.h" -#include "wx/utils.h" + +#ifndef WX_PRECOMP + #include "wx/app.h" + #include "wx/utils.h" + #include "wx/window.h" + #include "wx/image.h" +#endif #ifdef __VMS__ #pragma message disable nosimpint @@ -30,27 +36,50 @@ #include "wx/motif/private.h" -#if !USE_SHARED_LIBRARIES -IMPLEMENT_DYNAMIC_CLASS(wxCursor, wxBitmap) -IMPLEMENT_DYNAMIC_CLASS(wxXCursor, wxObject) -#endif +// Cursor for one display, so we can choose the correct one for +// the current display. +class wxXCursor +{ +public: + WXDisplay* m_display; + WXCursor m_cursor; +}; + +WX_DECLARE_LIST(wxXCursor, wxXCursorList); +#include "wx/listimpl.cpp" +WX_DEFINE_LIST(wxXCursorList) + +class WXDLLEXPORT wxCursorRefData: public wxGDIRefData +{ +public: + wxCursorRefData(); + virtual ~wxCursorRefData(); + + wxXCursorList m_cursors; // wxXCursor objects, one per display + wxStockCursor m_cursorId; // wxWidgets standard cursor id + + friend class wxCursor; +}; + +#define M_CURSORDATA ((wxCursorRefData *)m_refData) +#define M_CURSORHANDLERDATA ((wxCursorRefData *)bitmap->m_refData) + +IMPLEMENT_DYNAMIC_CLASS(wxCursor, wxObject) wxCursorRefData::wxCursorRefData() { - m_width = 32; m_height = 32; m_cursorId = wxCURSOR_NONE; } wxCursorRefData::~wxCursorRefData() { - wxNode* node = m_cursors.First(); + wxXCursorList::compatibility_iterator node = m_cursors.GetFirst(); while (node) { - wxXCursor* c = (wxXCursor*) node->Data(); - // TODO: how to delete cursor? - // XDestroyCursor((Display*) c->m_display, (Cursor) c->m_cursor); // ?? + wxXCursor* c = node->GetData(); + XFreeCursor((Display*) c->m_display, (Cursor) c->m_cursor); delete c; - node = node->Next(); + node = node->GetNext(); } } @@ -58,16 +87,101 @@ wxCursor::wxCursor() { } -wxCursor::wxCursor(const char bits[], int width, int height, - int hotSpotX, int hotSpotY, const char maskBits[]) +#if wxUSE_IMAGE +wxCursor::wxCursor(const wxImage & image) { - m_refData = new wxCursorRefData; + unsigned char * rgbBits = image.GetData(); + int w = image.GetWidth() ; + int h = image.GetHeight(); + bool bHasMask = image.HasMask(); + int imagebitcount = (w*h)/8; + + unsigned char * bits = new unsigned char [imagebitcount]; + unsigned char * maskBits = new unsigned char [imagebitcount]; + + int i, j, i8; + unsigned char c, cMask; + for (i=0; i mid grey + if (c>127) + bits[i] = bits[i] & cMask; + cMask = (unsigned char)((cMask << 1) | 1); + } + } + + if (bHasMask) + { + unsigned char + r = image.GetMaskRed(), + g = image.GetMaskGreen(), + b = image.GetMaskBlue(); + + for (i=0; i= w) + hotSpotX = 0; + if (hotSpotY < 0 || hotSpotY >= h) + hotSpotY = 0; + + Create( (const char*)bits, w, h, hotSpotX, hotSpotY, + (const char*)maskBits ); + + delete[] bits; + delete[] maskBits; +} +#endif + +void wxCursor::Create(const char bits[], int width, int height, + int hotSpotX, int hotSpotY, const char maskBits[]) +{ + if( !m_refData ) + m_refData = new wxCursorRefData; Display *dpy = (Display*) wxGetDisplay(); int screen_num = DefaultScreen (dpy); Pixmap pixmap = XCreatePixmapFromBitmapData (dpy, - RootWindow (dpy, DefaultScreen(dpy)), + RootWindow (dpy, screen_num), (char*) bits, width, height, 1 , 0 , 1); @@ -75,11 +189,29 @@ wxCursor::wxCursor(const char bits[], int width, int height, if (maskBits != NULL) { mask_pixmap = XCreatePixmapFromBitmapData (dpy, - RootWindow (dpy, DefaultScreen(dpy)), + RootWindow (dpy, screen_num), (char*) maskBits, width, height, 1 , 0 , 1); } + Create( (WXPixmap)pixmap, (WXPixmap)mask_pixmap, hotSpotX, hotSpotY ); + + XFreePixmap( dpy, pixmap ); + if (mask_pixmap != None) + { + XFreePixmap( dpy, mask_pixmap ); + } +} + +void wxCursor::Create(WXPixmap pixmap, WXPixmap mask_pixmap, + int hotSpotX, int hotSpotY) +{ + if( !m_refData ) + m_refData = new wxCursorRefData; + + Display *dpy = (Display*) wxGetDisplay(); + int screen_num = DefaultScreen (dpy); + XColor foreground_color; XColor background_color; foreground_color.pixel = BlackPixel(dpy, screen_num); @@ -89,19 +221,13 @@ wxCursor::wxCursor(const char bits[], int width, int height, XQueryColor(dpy, cmap, &background_color); Cursor cursor = XCreatePixmapCursor (dpy, - pixmap, - mask_pixmap, + (Pixmap)pixmap, + (Pixmap)mask_pixmap, &foreground_color, &background_color, - hotSpotX , + hotSpotX , hotSpotY); - XFreePixmap( dpy, pixmap ); - if (mask_pixmap != None) - { - XFreePixmap( dpy, mask_pixmap ); - } - if (cursor) { wxXCursor *c = new wxXCursor; @@ -109,14 +235,15 @@ wxCursor::wxCursor(const char bits[], int width, int height, c->m_cursor = (WXCursor) cursor; c->m_display = (WXDisplay*) dpy; M_CURSORDATA->m_cursors.Append(c); - M_CURSORDATA->m_ok = TRUE; - } - else - { - M_CURSORDATA->m_ok = TRUE; } } +wxCursor::wxCursor(const char bits[], int width, int height, + int hotSpotX, int hotSpotY, const char maskBits[]) +{ + Create(bits, width, height, hotSpotX, hotSpotY, maskBits); +} + wxCursor::wxCursor(const wxString& name, long flags, int hotSpotX, int hotSpotY) { // Must be an XBM file @@ -127,33 +254,17 @@ wxCursor::wxCursor(const wxString& name, long flags, int hotSpotX, int hotSpotY) int hotX = -1, hotY = -1; unsigned int w, h; - Pixmap pixmap; + Pixmap pixmap = None, mask_pixmap = None; Display *dpy = (Display*) wxGetDisplay(); int screen_num = DefaultScreen (dpy); - int value = XReadBitmapFile (dpy, RootWindow (dpy, DefaultScreen (dpy)), - (char*) (const char*) name, &w, &h, &pixmap, &hotX, &hotY); - - M_BITMAPDATA->m_width = w; - M_BITMAPDATA->m_height = h; - M_BITMAPDATA->m_depth = 1; + int value = XReadBitmapFile (dpy, RootWindow (dpy, screen_num), + name.mb_str(), + &w, &h, &pixmap, &hotX, &hotY); - if ((value == BitmapFileInvalid) || - (value == BitmapOpenFailed) || - (value == BitmapNoMemory)) - { - } - else + if (value == BitmapSuccess) { - XColor foreground_color; - XColor background_color; - foreground_color.pixel = BlackPixel(dpy, screen_num); - background_color.pixel = WhitePixel(dpy, screen_num); - Colormap cmap = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dpy); - XQueryColor(dpy, cmap, &foreground_color); - XQueryColor(dpy, cmap, &background_color); - // TODO: how do we determine whether hotX, hotY were read correctly? if (hotX < 0 || hotY < 0) { @@ -166,27 +277,10 @@ wxCursor::wxCursor(const wxString& name, long flags, int hotSpotX, int hotSpotY) hotY = 0; } - Pixmap mask_pixmap = None; - Cursor cursor = XCreatePixmapCursor (dpy, - pixmap, - mask_pixmap, - &foreground_color, - &background_color, - hotX, - hotY); + Create( (WXPixmap)pixmap, (WXPixmap)mask_pixmap, hotX, hotY ); XFreePixmap( dpy, pixmap ); - if (cursor) - { - wxXCursor *c = new wxXCursor; - - c->m_cursor = (WXCursor) cursor; - c->m_display = (WXDisplay*) dpy; - M_CURSORDATA->m_cursors.Append(c); - M_CURSORDATA->m_ok = TRUE; - } } - } // Cursors by stock number @@ -194,39 +288,34 @@ wxCursor::wxCursor(wxStockCursor id) { m_refData = new wxCursorRefData; M_CURSORDATA->m_cursorId = id; - M_CURSORDATA->m_ok = TRUE; +} - WXDisplay* display = wxGetDisplay(); - if (!display) - return; +wxCursor::~wxCursor() +{ +} - WXCursor cursor = GetXCursor(display); - if (cursor) - { - wxXCursor* c = new wxXCursor; - c->m_cursor = cursor; - c->m_display = wxGetDisplay(); - M_CURSORDATA->m_cursors.Append(c); - M_CURSORDATA->m_ok = TRUE; - } +wxGDIRefData *wxCursor::CreateGDIRefData() const +{ + return new wxCursorRefData; } -wxCursor::~wxCursor() +wxGDIRefData *wxCursor::CloneGDIRefData(const wxGDIRefData *data) const { + return new wxCursorRefData(*wx_static_cast(const wxCursorRefData *, data)); } // Motif-specific: create/get a cursor for the current display -WXCursor wxCursor::GetXCursor(WXDisplay* display) +WXCursor wxCursor::GetXCursor(WXDisplay* display) const { if (!M_CURSORDATA) return (WXCursor) 0; - wxNode* node = M_CURSORDATA->m_cursors.First(); + wxXCursorList::compatibility_iterator node = M_CURSORDATA->m_cursors.GetFirst(); while (node) { - wxXCursor* c = (wxXCursor*) node->Data(); + wxXCursor* c = node->GetData(); if (c->m_display == display) return c->m_cursor; - node = node->Next(); + node = node->GetNext(); } // No cursor for this display, so let's see if we're an id-type cursor. @@ -251,185 +340,84 @@ WXCursor wxCursor::GetXCursor(WXDisplay* display) } // Make a cursor from standard id -WXCursor wxCursor::MakeCursor(WXDisplay* display, wxStockCursor id) +WXCursor wxCursor::MakeCursor(WXDisplay* display, wxStockCursor id) const { Display* dpy = (Display*) display; Cursor cursor = (Cursor) 0; + int x_cur = -1; switch (id) { - case wxCURSOR_WAIT: - { - cursor = XCreateFontCursor (dpy, XC_watch); - break; - } - case wxCURSOR_CROSS: - { - cursor = XCreateFontCursor (dpy, XC_crosshair); - break; - } - case wxCURSOR_CHAR: - { - // Nothing - break; - } - case wxCURSOR_HAND: - { - cursor = XCreateFontCursor (dpy, XC_hand1); - break; - } - case wxCURSOR_BULLSEYE: - { - cursor = XCreateFontCursor (dpy, XC_target); - break; - } - case wxCURSOR_PENCIL: - { - cursor = XCreateFontCursor (dpy, XC_pencil); - break; - } - case wxCURSOR_MAGNIFIER: - { - cursor = XCreateFontCursor (dpy, XC_sizing); - break; - } - case wxCURSOR_IBEAM: - { - cursor = XCreateFontCursor (dpy, XC_xterm); - break; - } - case wxCURSOR_NO_ENTRY: - { - cursor = XCreateFontCursor (dpy, XC_pirate); - break; - } - case wxCURSOR_LEFT_BUTTON: - { - cursor = XCreateFontCursor (dpy, XC_leftbutton); - break; - } - case wxCURSOR_RIGHT_BUTTON: - { - cursor = XCreateFontCursor (dpy, XC_rightbutton); - break; - } - case wxCURSOR_MIDDLE_BUTTON: - { - cursor = XCreateFontCursor (dpy, XC_middlebutton); - break; - } - case wxCURSOR_QUESTION_ARROW: - { - cursor = XCreateFontCursor (dpy, XC_question_arrow); - break; - } - case wxCURSOR_SIZING: - { - cursor = XCreateFontCursor (dpy, XC_sizing); - break; - } - case wxCURSOR_WATCH: - { - cursor = XCreateFontCursor (dpy, XC_watch); - break; - } - case wxCURSOR_SPRAYCAN: - { - cursor = XCreateFontCursor (dpy, XC_spraycan); - break; - } - case wxCURSOR_PAINT_BRUSH: - { - cursor = XCreateFontCursor (dpy, XC_spraycan); - break; - } - case wxCURSOR_SIZENWSE: - case wxCURSOR_SIZENESW: - { - // Not available in X - cursor = XCreateFontCursor (dpy, XC_crosshair); - break; - } - case wxCURSOR_SIZEWE: - { - cursor = XCreateFontCursor (dpy, XC_sb_h_double_arrow); - break; - } - case wxCURSOR_SIZENS: - { - cursor = XCreateFontCursor (dpy, XC_sb_v_double_arrow); - break; - } - case wxCURSOR_POINT_LEFT: - { - cursor = XCreateFontCursor (dpy, XC_sb_left_arrow); - break; - } - case wxCURSOR_POINT_RIGHT: - { - cursor = XCreateFontCursor (dpy, XC_sb_right_arrow); - break; - } + case wxCURSOR_CHAR: return (WXCursor)cursor; + + case wxCURSOR_WAIT: x_cur = XC_watch; break; + case wxCURSOR_CROSS: x_cur = XC_crosshair; break; + case wxCURSOR_HAND: x_cur = XC_hand1; break; + case wxCURSOR_BULLSEYE: x_cur = XC_target; break; + case wxCURSOR_PENCIL: x_cur = XC_pencil; break; + case wxCURSOR_MAGNIFIER: x_cur = XC_sizing; break; + case wxCURSOR_IBEAM: x_cur = XC_xterm; break; + case wxCURSOR_NO_ENTRY: x_cur = XC_pirate; break; + case wxCURSOR_LEFT_BUTTON: x_cur = XC_leftbutton; break; + case wxCURSOR_RIGHT_BUTTON: x_cur = XC_rightbutton; break; + case wxCURSOR_MIDDLE_BUTTON: x_cur = XC_middlebutton; break; + case wxCURSOR_QUESTION_ARROW: x_cur = XC_question_arrow; break; + case wxCURSOR_SIZING: x_cur = XC_sizing; break; + case wxCURSOR_WATCH: x_cur = XC_watch; break; + case wxCURSOR_SPRAYCAN: x_cur = XC_spraycan; break; + case wxCURSOR_PAINT_BRUSH: x_cur = XC_spraycan; break; + case wxCURSOR_SIZENWSE: + case wxCURSOR_SIZENESW: x_cur = XC_crosshair; break; + case wxCURSOR_SIZEWE: x_cur = XC_sb_h_double_arrow; break; + case wxCURSOR_SIZENS: x_cur = XC_sb_v_double_arrow; break; + case wxCURSOR_POINT_LEFT: x_cur = XC_sb_left_arrow; break; + case wxCURSOR_POINT_RIGHT: x_cur = XC_sb_right_arrow; break; // (JD Huggins) added more stock cursors for X // X-only cursors BEGIN - case wxCURSOR_CROSS_REVERSE: - { - cursor = XCreateFontCursor(dpy, XC_cross_reverse); - break; - } - case wxCURSOR_DOUBLE_ARROW: - { - cursor = XCreateFontCursor(dpy, XC_double_arrow); - break; - } - case wxCURSOR_BASED_ARROW_UP: - { - cursor = XCreateFontCursor(dpy, XC_based_arrow_up); - break; - } - case wxCURSOR_BASED_ARROW_DOWN: - { - cursor = XCreateFontCursor(dpy, XC_based_arrow_down); - break; - } - default: - case wxCURSOR_ARROW: - { - cursor = XCreateFontCursor (dpy, XC_top_left_arrow); - break; - } - case wxCURSOR_BLANK: - { - GC gc; - XGCValues gcv; - Pixmap empty_pixmap; - XColor blank_color; - - empty_pixmap = XCreatePixmap (dpy, RootWindow (dpy, DefaultScreen (dpy)), - 16, 16, 1); - gcv.function = GXxor; - gc = XCreateGC (dpy, - empty_pixmap, - GCFunction, - &gcv); - XCopyArea (dpy, + case wxCURSOR_CROSS_REVERSE: x_cur = XC_cross_reverse; break; + case wxCURSOR_DOUBLE_ARROW: x_cur = XC_double_arrow; break; + case wxCURSOR_BASED_ARROW_UP: x_cur = XC_based_arrow_up; break; + case wxCURSOR_BASED_ARROW_DOWN: x_cur = XC_based_arrow_down; break; + case wxCURSOR_BLANK: + { + GC gc; + XGCValues gcv; + Pixmap empty_pixmap; + XColor blank_color; + + empty_pixmap = + XCreatePixmap (dpy, RootWindow (dpy, DefaultScreen (dpy)), + 16, 16, 1); + gcv.function = GXxor; + gc = XCreateGC (dpy, + empty_pixmap, + GCFunction, + &gcv); + XCopyArea (dpy, empty_pixmap, empty_pixmap, gc, 0, 0, 16, 16, 0, 0); - XFreeGC (dpy, gc); - cursor = XCreatePixmapCursor (dpy, - empty_pixmap, - empty_pixmap, - &blank_color, - &blank_color, - 8, 8); - - break; - } + XFreeGC (dpy, gc); + cursor = XCreatePixmapCursor (dpy, + empty_pixmap, + empty_pixmap, + &blank_color, + &blank_color, + 8, 8); + + break; + } + case wxCURSOR_ARROW: + default: x_cur = XC_top_left_arrow; break; } + + if( x_cur == -1 ) + return (WXCursor)cursor; + + cursor = XCreateFontCursor (dpy, x_cur); return (WXCursor) cursor; } @@ -440,3 +428,84 @@ void wxSetCursor(const wxCursor& WXUNUSED(cursor)) } +// ---------------------------------------------------------------------------- +// busy cursor stuff +// ---------------------------------------------------------------------------- + +static int wxBusyCursorCount = 0; + +// Helper function +static void +wxXSetBusyCursor (wxWindow * win, const wxCursor * cursor) +{ + Display *display = (Display*) win->GetXDisplay(); + + Window xwin = (Window) win->GetXWindow(); + if (!xwin) + return; + + XSetWindowAttributes attrs; + + if (cursor) + { + attrs.cursor = (Cursor) cursor->GetXCursor(display); + } + else + { + // Restore old cursor + if (win->GetCursor().Ok()) + attrs.cursor = (Cursor) win->GetCursor().GetXCursor(display); + else + attrs.cursor = None; + } + if (xwin) + XChangeWindowAttributes (display, xwin, CWCursor, &attrs); + + XFlush (display); + + for(wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst (); node; + node = node->GetNext()) + { + wxWindow *child = node->GetData (); + wxXSetBusyCursor (child, cursor); + } +} + +// Set the cursor to the busy cursor for all windows +void wxBeginBusyCursor(const wxCursor *cursor) +{ + wxBusyCursorCount++; + if (wxBusyCursorCount == 1) + { + for(wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst (); node; + node = node->GetNext()) + { + wxWindow *win = node->GetData (); + wxXSetBusyCursor (win, cursor); + } + } +} + +// Restore cursor to normal +void wxEndBusyCursor() +{ + if (wxBusyCursorCount == 0) + return; + + wxBusyCursorCount--; + if (wxBusyCursorCount == 0) + { + for(wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst (); node; + node = node->GetNext()) + { + wxWindow *win = node->GetData (); + wxXSetBusyCursor (win, NULL); + } + } +} + +// true if we're between the above two calls +bool wxIsBusy() +{ + return (wxBusyCursorCount > 0); +}