/////////////////////////////////////////////////////////////////////////////
-// Name: cursor.cpp
+// Name: src/x11/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"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#include "wx/cursor.h"
-#include "wx/gdicmn.h"
-#include "wx/icon.h"
-#include "wx/app.h"
-#include "wx/utils.h"
-#ifdef __VMS__
-#pragma message disable nosimpint
-#endif
-#ifdef __VMS__
-#pragma message enable nosimpint
+#ifndef WX_PRECOMP
+ #include "wx/app.h"
+ #include "wx/utils.h"
+ #include "wx/icon.h"
+ #include "wx/gdicmn.h"
#endif
#include "wx/x11/private.h"
+
+#if !wxUSE_NANOX
#include <X11/cursorfont.h>
-#include <X11/Xutil.h>
+#endif
-IMPLEMENT_DYNAMIC_CLASS(wxCursor, wxBitmap)
-IMPLEMENT_DYNAMIC_CLASS(wxXCursor, wxObject)
+//-----------------------------------------------------------------------------
+// wxCursor
+//-----------------------------------------------------------------------------
+
+class wxCursorRefData: public wxObjectRefData
+{
+public:
+
+ wxCursorRefData();
+ ~wxCursorRefData();
+
+ WXCursor m_cursor;
+ WXDisplay *m_display;
+};
wxCursorRefData::wxCursorRefData()
{
- m_width = 32; m_height = 32;
- m_cursorId = wxCURSOR_NONE;
+ m_cursor = NULL;
+ m_display = NULL;
}
wxCursorRefData::~wxCursorRefData()
{
- wxNode* node = m_cursors.First();
- while (node)
- {
- wxXCursor* c = (wxXCursor*) node->Data();
- // TODO: how to delete cursor?
- // XDestroyCursor((Display*) c->m_display, (Cursor) c->m_cursor); // ??
- delete c;
- node = node->Next();
- }
+ if (m_cursor)
+ XFreeCursor( (Display*) m_display, (Cursor) m_cursor );
}
+//-----------------------------------------------------------------------------
+
+#define M_CURSORDATA ((wxCursorRefData *)m_refData)
+
+IMPLEMENT_DYNAMIC_CLASS(wxCursor,wxObject)
+
wxCursor::wxCursor()
{
+
}
-wxCursor::wxCursor(const char bits[], int width, int height,
- int hotSpotX, int hotSpotY, const char maskBits[])
+wxCursor::wxCursor( int cursorId )
{
- m_refData = new wxCursorRefData;
+ m_refData = new wxCursorRefData();
- Display *dpy = (Display*) wxGetDisplay();
- int screen_num = DefaultScreen (dpy);
+#if wxUSE_NANOX
+ // TODO Create some standard cursors from bitmaps.
- Pixmap pixmap = XCreatePixmapFromBitmapData (dpy,
- RootWindow (dpy, DefaultScreen(dpy)),
- (char*) bits, width, height,
- 1 , 0 , 1);
- Pixmap mask_pixmap = None;
- if (maskBits != NULL)
- {
- mask_pixmap = XCreatePixmapFromBitmapData (dpy,
- RootWindow (dpy, DefaultScreen(dpy)),
- (char*) maskBits, width, height,
- 1 , 0 , 1);
- }
+#else
+ // !wxUSE_NANOX
- 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);
-
- Cursor cursor = XCreatePixmapCursor (dpy,
- pixmap,
- mask_pixmap,
- &foreground_color,
- &background_color,
- hotSpotX ,
- hotSpotY);
-
- XFreePixmap( dpy, pixmap );
- if (mask_pixmap != None)
- {
- XFreePixmap( dpy, mask_pixmap );
- }
+ M_CURSORDATA->m_display = wxGlobalDisplay();
+ wxASSERT_MSG( M_CURSORDATA->m_display, wxT("No display") );
- if (cursor)
+ int x_cur = XC_left_ptr;
+ switch (cursorId)
{
- 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;
- }
- else
- {
- M_CURSORDATA->m_ok = TRUE;
+ case wxCURSOR_DEFAULT: x_cur = XC_left_ptr; break;
+ case wxCURSOR_HAND: x_cur = XC_hand1; break;
+ case wxCURSOR_CROSS: 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_ARROWWAIT:
+ case wxCURSOR_WAIT:
+ case wxCURSOR_WATCH: x_cur = XC_watch; break;
+ case wxCURSOR_SIZING: x_cur = XC_sizing; break;
+ case wxCURSOR_SPRAYCAN: x_cur = XC_spraycan; break;
+ case wxCURSOR_IBEAM: x_cur = XC_xterm; break;
+ case wxCURSOR_PENCIL: x_cur = XC_pencil; break;
+ case wxCURSOR_NO_ENTRY: x_cur = XC_pirate; break;
+ case wxCURSOR_SIZENWSE:
+ case wxCURSOR_SIZENESW: x_cur = XC_fleur; break;
+ case wxCURSOR_QUESTION_ARROW: x_cur = XC_question_arrow; break;
+ case wxCURSOR_PAINT_BRUSH: x_cur = XC_spraycan; break;
+ case wxCURSOR_MAGNIFIER: x_cur = XC_plus; break;
+ case wxCURSOR_CHAR: x_cur = XC_xterm; break;
+ case wxCURSOR_LEFT_BUTTON: x_cur = XC_leftbutton; break;
+ case wxCURSOR_MIDDLE_BUTTON: x_cur = XC_middlebutton; break;
+ case wxCURSOR_RIGHT_BUTTON: x_cur = XC_rightbutton; break;
+ case wxCURSOR_BULLSEYE: x_cur = XC_target; break;
+
+ case wxCURSOR_POINT_LEFT: x_cur = XC_sb_left_arrow; break;
+ case wxCURSOR_POINT_RIGHT: x_cur = XC_sb_right_arrow; break;
+/*
+ case wxCURSOR_DOUBLE_ARROW: x_cur = XC_double_arrow; break;
+ case wxCURSOR_CROSS_REVERSE: x_cur = XC_cross_reverse; 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;
+*/
+ default:
+ wxFAIL_MSG(wxT("unsupported cursor type"));
+ // will use the standard one
}
+
+ M_CURSORDATA->m_cursor = (WXCursor) XCreateFontCursor( (Display*) M_CURSORDATA->m_display, x_cur );
+#endif
}
-wxCursor::wxCursor(const wxString& name, long flags, int hotSpotX, int hotSpotY)
+wxCursor::wxCursor(const char bits[], int width, int height,
+ int hotSpotX, int hotSpotY,
+ const char maskBits[], wxColour *fg, wxColour *bg)
{
- // Must be an XBM file
- if (flags != wxBITMAP_TYPE_XBM)
- return;
-
- m_refData = new wxCursorRefData;
-
- int hotX = -1, hotY = -1;
- unsigned int w, h;
- Pixmap pixmap;
+ wxFAIL_MSG( wxT("wxCursor creation from bits not yet implemented") );
+}
- Display *dpy = (Display*) wxGetDisplay();
- int screen_num = DefaultScreen (dpy);
+#if wxUSE_IMAGE
+wxCursor::wxCursor( const wxImage & image )
+{
+ wxFAIL_MSG( wxT("wxCursor creation from wxImage not yet implemented") );
+}
+#endif
- int value = XReadBitmapFile (dpy, RootWindow (dpy, DefaultScreen (dpy)),
- (char*) (const char*) name, &w, &h, &pixmap, &hotX, &hotY);
+wxCursor::~wxCursor()
+{
+}
- M_BITMAPDATA->m_width = w;
- M_BITMAPDATA->m_height = h;
- M_BITMAPDATA->m_depth = 1;
+bool wxCursor::operator == ( const wxCursor& cursor ) const
+{
+ return m_refData == cursor.m_refData;
+}
- if ((value == BitmapFileInvalid) ||
- (value == BitmapOpenFailed) ||
- (value == BitmapNoMemory))
- {
- }
- else
- {
- 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)
- {
- hotX = hotSpotX;
- hotY = hotSpotY;
- }
- if (hotX < 0 || hotY < 0)
- {
- hotX = 0;
- hotY = 0;
- }
-
- Pixmap mask_pixmap = None;
- Cursor cursor = XCreatePixmapCursor (dpy,
- pixmap,
- mask_pixmap,
- &foreground_color,
- &background_color,
- 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;
- }
- }
+bool wxCursor::operator != ( const wxCursor& cursor ) const
+{
+ return m_refData != cursor.m_refData;
+}
+bool wxCursor::Ok() const
+{
+ return (m_refData != NULL);
}
-// Cursors by stock number
-wxCursor::wxCursor(wxStockCursor id)
+WXCursor wxCursor::GetCursor() const
{
- m_refData = new wxCursorRefData;
- M_CURSORDATA->m_cursorId = id;
- M_CURSORDATA->m_ok = TRUE;
+ return M_CURSORDATA->m_cursor;
+}
- WXDisplay* display = wxGetDisplay();
- if (!display)
- return;
+//-----------------------------------------------------------------------------
+// busy cursor routines
+//-----------------------------------------------------------------------------
- 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;
- }
-}
+/* extern */ wxCursor g_globalCursor;
-wxCursor::~wxCursor()
+static wxCursor gs_savedCursor;
+static int gs_busyCount = 0;
+
+const wxCursor &wxBusyCursor::GetStoredCursor()
{
+ return gs_savedCursor;
}
-// Motif-specific: create/get a cursor for the current display
-WXCursor wxCursor::GetXCursor(WXDisplay* display)
+const wxCursor wxBusyCursor::GetBusyCursor()
{
- if (!M_CURSORDATA)
- return (WXCursor) 0;
- wxNode* node = M_CURSORDATA->m_cursors.First();
- while (node)
- {
- wxXCursor* c = (wxXCursor*) node->Data();
- if (c->m_display == display)
- return c->m_cursor;
- node = node->Next();
- }
+ return wxCursor(wxCURSOR_WATCH);
+}
- // No cursor for this display, so let's see if we're an id-type cursor.
+void wxEndBusyCursor()
+{
+ if (--gs_busyCount > 0)
+ return;
- if (M_CURSORDATA->m_cursorId != wxCURSOR_NONE)
- {
- WXCursor cursor = MakeCursor(display, M_CURSORDATA->m_cursorId);
- if (cursor)
- {
- wxXCursor* c = new wxXCursor;
- c->m_cursor = cursor;
- c->m_display = display;
- M_CURSORDATA->m_cursors.Append(c);
- return cursor;
- }
- else
- return (WXCursor) 0;
- }
+ wxSetCursor( gs_savedCursor );
+ gs_savedCursor = wxNullCursor;
- // Not an id-type cursor, so we don't know how to create it.
- return (WXCursor) 0;
+ if (wxTheApp)
+ wxTheApp->ProcessIdle();
}
-// Make a cursor from standard id
-WXCursor wxCursor::MakeCursor(WXDisplay* display, wxStockCursor id)
+void wxBeginBusyCursor( const wxCursor *WXUNUSED(cursor) )
{
- Display* dpy = (Display*) display;
- Cursor cursor = (Cursor) 0;
+ if (gs_busyCount++ > 0)
+ return;
- 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;
- }
- // (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,
- 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;
- }
- }
- return (WXCursor) cursor;
+ wxASSERT_MSG( !gs_savedCursor.Ok(),
+ wxT("forgot to call wxEndBusyCursor, will leak memory") );
+
+ gs_savedCursor = g_globalCursor;
+
+ wxSetCursor( wxCursor(wxCURSOR_WATCH) );
+
+ if (wxTheApp)
+ wxTheApp->ProcessIdle();
}
-// Global cursor setting
-void wxSetCursor(const wxCursor& WXUNUSED(cursor))
+bool wxIsBusy()
{
- // Nothing to do for Motif (no global cursor)
+ return gs_busyCount > 0;
}
-
+void wxSetCursor( const wxCursor& cursor )
+{
+ g_globalCursor = cursor;
+}
projects / wxWidgets.git / blobdiff