Files
wxWidgets/src/x11/toplevel.cpp
Mattia Barbon f7f78039d2 Add tests for XShape extension API in configure,
and implements wxTLW::SetShape for wxMotif and wxX11
using the aforementioned extension.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20102 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2003-04-09 16:58:33 +00:00

796 lines
21 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: x11/toplevel.cpp
// Purpose: implements wxTopLevelWindow for X11
// Author: Julian Smart
// Modified by:
// Created: 24.09.01
// RCS-ID: $Id$
// Copyright: (c) 2002 Julian Smart
// License: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "toplevel.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/toplevel.h"
#include "wx/string.h"
#include "wx/log.h"
#include "wx/intl.h"
#include "wx/frame.h"
#include "wx/menu.h"
#include "wx/statusbr.h"
#endif //WX_PRECOMP
#include "wx/settings.h"
#include "wx/x11/private.h"
#include "X11/Xutil.h"
#include "wx/unix/utilsx11.h"
bool wxMWMIsRunning(Window w);
// ----------------------------------------------------------------------------
// wxTopLevelWindowX11 creation
// ----------------------------------------------------------------------------
void wxTopLevelWindowX11::Init()
{
m_iconized =
m_maximizeOnShow = FALSE;
// unlike (almost?) all other windows, frames are created hidden
m_isShown = FALSE;
// Data to save/restore when calling ShowFullScreen
m_fsStyle = 0;
m_fsIsMaximized = FALSE;
m_fsIsShowing = FALSE;
m_needResizeInIdle = FALSE;
m_x = -1;
m_y = -1;
m_width = 20;
m_height = 20;
}
bool wxTopLevelWindowX11::Create(wxWindow *parent,
wxWindowID id,
const wxString& title,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name)
{
// init our fields
Init();
m_windowStyle = style;
m_parent = parent;
SetName(name);
m_windowId = id == -1 ? NewControlId() : id;
if (parent)
parent->AddChild(this);
wxTopLevelWindows.Append(this);
Display *xdisplay = wxGlobalDisplay();
int xscreen = DefaultScreen( xdisplay );
Visual *xvisual = DefaultVisual( xdisplay, xscreen );
Window xparent = RootWindow( xdisplay, xscreen );
Colormap cm = DefaultColormap( xdisplay, xscreen );
if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
else
m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
m_backgroundColour.CalcPixel( (WXColormap) cm );
m_hasBgCol = TRUE;
m_x = pos.x;
if (m_x < -1)
m_x = 10;
m_y = pos.y;
if (m_y < 0)
m_y = 10;
m_width = size.x;
if (m_width < 0)
m_width = 500;
m_height = size.y;
if (m_height < 0)
m_height = 380;
#if !wxUSE_NANOX
XSetWindowAttributes xattributes;
long xattributes_mask =
CWBorderPixel | CWBackPixel;
xattributes.background_pixel = m_backgroundColour.GetPixel();
xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
if (HasFlag( wxNO_BORDER ))
{
xattributes_mask |= CWOverrideRedirect;
xattributes.override_redirect = True;
}
if (HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ))
{
xattributes_mask |= CWBitGravity;
xattributes.bit_gravity = NorthWestGravity;
}
xattributes_mask |= CWEventMask;
xattributes.event_mask =
ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
PropertyChangeMask;
Window xwindow = XCreateWindow( xdisplay, xparent, m_x, m_y, m_width, m_height,
0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
#else
long backColor, foreColor;
backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
Window xwindow = XCreateWindowWithColor( xdisplay, xparent, m_x, m_y, m_width, m_height,
0, 0, InputOutput, xvisual, backColor, foreColor);
#endif
m_mainWindow = (WXWindow) xwindow;
m_clientWindow = (WXWindow) xwindow;
wxAddWindowToTable( xwindow, (wxWindow*) this );
#if wxUSE_NANOX
XSelectInput( xdisplay, xwindow,
GR_EVENT_MASK_CLOSE_REQ |
ExposureMask |
KeyPressMask |
KeyReleaseMask |
ButtonPressMask |
ButtonReleaseMask |
ButtonMotionMask |
EnterWindowMask |
LeaveWindowMask |
PointerMotionMask |
KeymapStateMask |
FocusChangeMask |
ColormapChangeMask |
StructureNotifyMask |
PropertyChangeMask
);
#endif
// Set background to None which will prevent X11 from clearing the
// background completely.
XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
#if !wxUSE_NANOX
if (HasFlag( wxSTAY_ON_TOP ))
{
Window xroot = RootWindow( xdisplay, xscreen );
XSetTransientForHint( xdisplay, xwindow, xroot );
}
else
{
if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
{
if (GetParent() && GetParent()->GetMainWindow())
{
Window xparentwindow = (Window) GetParent()->GetMainWindow();
XSetTransientForHint( xdisplay, xwindow, xparentwindow );
}
}
}
XSizeHints size_hints;
size_hints.flags = PSize | PPosition | PWinGravity;
size_hints.x = m_x;
size_hints.y = m_y;
size_hints.width = m_width;
size_hints.height = m_height;
size_hints.win_gravity = NorthWestGravity;
XSetWMNormalHints( xdisplay, xwindow, &size_hints);
XWMHints wm_hints;
wm_hints.flags = InputHint | StateHint;
if (GetParent())
{
wm_hints.flags |= WindowGroupHint;
wm_hints.window_group = (Window) GetParent()->GetMainWindow();
}
wm_hints.input = True;
wm_hints.initial_state = NormalState;
XSetWMHints( xdisplay, xwindow, &wm_hints);
Atom wm_protocols[2];
wm_protocols[0] = XInternAtom( xdisplay, "WM_DELETE_WINDOW", False );
wm_protocols[1] = XInternAtom( xdisplay, "WM_TAKE_FOCUS", False );
XSetWMProtocols( xdisplay, xwindow, wm_protocols, 2);
#endif
wxSetWMDecorations( xwindow, style);
SetTitle(title);
return TRUE;
}
wxTopLevelWindowX11::~wxTopLevelWindowX11()
{
wxTopLevelWindows.DeleteObject(this);
// If this is the last top-level window, exit.
if ( wxTheApp && (wxTopLevelWindows.GetCount() == 0) )
{
wxTheApp->SetTopWindow(NULL);
if (wxTheApp->GetExitOnFrameDelete())
{
// Signal to the app that we're going to close
wxTheApp->ExitMainLoop();
}
}
}
void wxTopLevelWindowX11::OnInternalIdle()
{
wxWindow::OnInternalIdle();
// Do this only after the last idle event so that
// all windows have been updated before a new
// round of size events is sent
if (m_needResizeInIdle && !wxTheApp->Pending())
{
wxSizeEvent event( GetClientSize(), GetId() );
event.SetEventObject( this );
GetEventHandler()->ProcessEvent( event );
m_needResizeInIdle = FALSE;
}
}
// ----------------------------------------------------------------------------
// wxTopLevelWindowX11 showing
// ----------------------------------------------------------------------------
bool wxTopLevelWindowX11::Show(bool show)
{
if (show)
{
wxSizeEvent event(GetSize(), GetId());
event.SetEventObject(this);
GetEventHandler()->ProcessEvent(event);
m_needResizeInIdle = FALSE;
}
bool ret = wxWindowX11::Show(show);
return ret;
}
// ----------------------------------------------------------------------------
// wxTopLevelWindowX11 maximize/minimize
// ----------------------------------------------------------------------------
void wxTopLevelWindowX11::Maximize(bool maximize)
{
// TODO
}
bool wxTopLevelWindowX11::IsMaximized() const
{
// TODO
return TRUE;
}
void wxTopLevelWindowX11::Iconize(bool iconize)
{
if (!m_iconized && GetMainWindow())
{
if (XIconifyWindow(wxGlobalDisplay(),
(Window) GetMainWindow(), DefaultScreen(wxGlobalDisplay())) != 0)
m_iconized = TRUE;
}
}
bool wxTopLevelWindowX11::IsIconized() const
{
return m_iconized;
}
void wxTopLevelWindowX11::Restore()
{
// This is the way to deiconify the window, according to the X FAQ
if (m_iconized && GetMainWindow())
{
XMapWindow(wxGlobalDisplay(), (Window) GetMainWindow());
m_iconized = FALSE;
}
}
// ----------------------------------------------------------------------------
// wxTopLevelWindowX11 fullscreen
// ----------------------------------------------------------------------------
bool wxTopLevelWindowX11::ShowFullScreen(bool show, long style)
{
if (show)
{
if (IsFullScreen())
return FALSE;
m_fsIsShowing = TRUE;
m_fsStyle = style;
// TODO
return TRUE;
}
else
{
if (!IsFullScreen())
return FALSE;
m_fsIsShowing = FALSE;
// TODO
return TRUE;
}
}
// ----------------------------------------------------------------------------
// wxTopLevelWindowX11 misc
// ----------------------------------------------------------------------------
void wxTopLevelWindowX11::DoSetIcon(const wxIcon& icon)
{
if (icon.Ok() && GetMainWindow())
{
#if wxUSE_NANOX
#else
XWMHints *wmHints = XAllocWMHints();
wmHints->icon_pixmap = (Pixmap) icon.GetPixmap();
wmHints->flags = IconPixmapHint;
if (icon.GetMask())
{
wmHints->flags |= IconMaskHint;
wmHints->icon_mask = (Pixmap) icon.GetMask()->GetBitmap();
}
XSetWMHints(wxGlobalDisplay(), (Window) GetMainWindow(), wmHints);
XFree(wmHints);
#endif
}
}
void wxTopLevelWindowX11::SetIcons(const wxIconBundle& icons )
{
// this sets m_icon
wxTopLevelWindowBase::SetIcons( icons );
DoSetIcon( icons.GetIcon( -1 ) );
wxSetIconsX11( wxGlobalDisplay(), GetMainWindow(), icons );
}
bool wxTopLevelWindowX11::SetShape(const wxRegion& region)
{
return wxDoSetShape( wxGlobalDisplay(),
(Window)GetMainWindow(),
region );
}
void wxTopLevelWindowX11::SetTitle(const wxString& title)
{
m_title = title;
if (GetMainWindow())
{
#if wxUSE_UNICODE
// I wonder of e.g. Metacity takes UTF-8 here
XStoreName(wxGlobalDisplay(), (Window) GetMainWindow(),
(const char*) title.ToAscii() );
XSetIconName(wxGlobalDisplay(), (Window) GetMainWindow(),
(const char*) title.ToAscii() );
#else
XStoreName(wxGlobalDisplay(), (Window) GetMainWindow(),
(const char*) title);
XSetIconName(wxGlobalDisplay(), (Window) GetMainWindow(),
(const char*) title);
#endif
}
}
wxString wxTopLevelWindowX11::GetTitle() const
{
return m_title;
}
// For implementation purposes - sometimes decorations make the client area
// smaller
wxPoint wxTopLevelWindowX11::GetClientAreaOrigin() const
{
// wxFrame::GetClientAreaOrigin
// does the required calculation already.
return wxPoint(0, 0);
}
void wxTopLevelWindowX11::DoGetClientSize( int *width, int *height ) const
{
if (width)
*width = m_width;
if (height)
*height = m_height;
}
void wxTopLevelWindowX11::DoGetSize( int *width, int *height ) const
{
// TODO add non-client size
if (width)
*width = m_width;
if (height)
*height = m_height;
}
void wxTopLevelWindowX11::DoSetClientSize(int width, int height)
{
int old_width = m_width;
int old_height = m_height;
m_width = width;
m_height = height;
if (m_width == old_width && m_height == old_height)
return;
// wxLogDebug("DoSetClientSize: %s (%ld) %dx%d", GetClassInfo()->GetClassName(), GetId(), width, height);
#if !wxUSE_NANOX
XSizeHints size_hints;
size_hints.flags = PSize;
size_hints.width = width;
size_hints.height = height;
XSetWMNormalHints( wxGlobalDisplay(), (Window) GetMainWindow(), &size_hints );
#endif
wxWindowX11::DoSetClientSize(width, height);
}
void wxTopLevelWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
int old_x = m_x;
int old_y = m_y;
int old_width = m_width;
int old_height = m_height;
if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
m_x = x;
if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
m_y = y;
if (width != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
m_width = width;
if (height != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
m_height = height;
if (m_x == old_x && m_y == old_y && m_width == old_width && m_height == old_height)
return;
// wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
#if !wxUSE_NANOX
XSizeHints size_hints;
size_hints.flags = 0;
size_hints.flags |= PPosition;
size_hints.flags |= PSize;
size_hints.x = m_x;
size_hints.y = m_y;
size_hints.width = m_width;
size_hints.height = m_height;
XSetWMNormalHints( wxGlobalDisplay(), (Window) GetMainWindow(), &size_hints);
#endif
wxWindowX11::DoSetSize(x, y, width, height, sizeFlags);
#if 0
Display *display = wxGlobalDisplay();
Window root = RootWindowOfScreen(DefaultScreenOfDisplay(display));
Window parent_window = window,
next_parent = window;
// search for the parent that is child of ROOT, because the WM may
// reparent twice and notify only the next parent (like FVWM)
while (next_parent != root) {
Window *theChildren;
#if wxUSE_NANOX
GR_COUNT n;
#else
unsigned int n;
#endif
parent_window = next_parent;
XQueryTree(display, parent_window, &root,
&next_parent, &theChildren, &n);
XFree(theChildren); // not needed
}
XWindowChanges windowChanges;
windowChanges.x = x;
windowChanges.y = y;
windowChanges.width = width;
windowChanges.height = height;
windowChanges.stack_mode = 0;
int valueMask = CWX | CWY | CWWidth | CWHeight;
if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
{
valueMask |= CWX;
}
if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
{
valueMask |= CWY;
}
if (width != -1)
{
windowChanges.width = wxMax(1, width);
valueMask |= CWWidth;
}
if (height != -1)
{
windowChanges.height = wxMax(1, height);
valueMask |= CWHeight;
}
XConfigureWindow( display, parent_window, valueMask, &windowChanges );
#endif
}
void wxTopLevelWindowX11::DoGetPosition(int *x, int *y) const
{
XSync(wxGlobalDisplay(), False);
Window window = (Window) m_mainWindow;
if (!window)
return ;
Display *display = wxGlobalDisplay();
Window root = RootWindowOfScreen(DefaultScreenOfDisplay(display));
Window parent_window = window,
next_parent = window;
// search for the parent that is child of ROOT, because the WM may
// reparent twice and notify only the next parent (like FVWM)
while (next_parent != root) {
Window *theChildren;
#if wxUSE_NANOX
GR_COUNT n;
#else
unsigned int n;
#endif
parent_window = next_parent;
XQueryTree(display, parent_window, &root,
&next_parent, &theChildren, &n);
XFree(theChildren); // not needed
}
#if 0
int xx, yy; unsigned int dummy;
XGetGeometry(display, parent_window, &root,
&xx, &yy, &dummy, &dummy, &dummy, &dummy);
if (x) *x = xx;
if (y) *y = yy;
#else
XWindowAttributes attr;
Status status = XGetWindowAttributes( wxGlobalDisplay(), parent_window, & attr);
if (status)
{
if (x) *x = attr.x;
if (y) *y = attr.y;
}
else
{
if (x) *x = 0;
if (y) *y = 0;
}
#endif
}
#ifndef MWM_DECOR_BORDER
#define MWM_HINTS_FUNCTIONS (1L << 0)
#define MWM_HINTS_DECORATIONS (1L << 1)
#define MWM_HINTS_INPUT_MODE (1L << 2)
#define MWM_HINTS_STATUS (1L << 3)
#define MWM_DECOR_ALL (1L << 0)
#define MWM_DECOR_BORDER (1L << 1)
#define MWM_DECOR_RESIZEH (1L << 2)
#define MWM_DECOR_TITLE (1L << 3)
#define MWM_DECOR_MENU (1L << 4)
#define MWM_DECOR_MINIMIZE (1L << 5)
#define MWM_DECOR_MAXIMIZE (1L << 6)
#define MWM_FUNC_ALL (1L << 0)
#define MWM_FUNC_RESIZE (1L << 1)
#define MWM_FUNC_MOVE (1L << 2)
#define MWM_FUNC_MINIMIZE (1L << 3)
#define MWM_FUNC_MAXIMIZE (1L << 4)
#define MWM_FUNC_CLOSE (1L << 5)
#define MWM_INPUT_MODELESS 0
#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
#define MWM_INPUT_SYSTEM_MODAL 2
#define MWM_INPUT_FULL_APPLICATION_MODAL 3
#define MWM_INPUT_APPLICATION_MODAL MWM_INPUT_PRIMARY_APPLICATION_MODAL
#define MWM_TEAROFF_WINDOW (1L<<0)
#endif
struct MwmHints {
long flags;
long functions;
long decorations;
long input_mode;
};
#define PROP_MOTIF_WM_HINTS_ELEMENTS 5
// Set the window manager decorations according to the
// given wxWindows style
bool wxSetWMDecorations(Window w, long style)
{
#if wxUSE_NANOX
GR_WM_PROPERTIES wmProp;
wmProp.flags = 0;
wmProp.props = 0;
if (style & wxRESIZE_BORDER)
{
wmProp.props |= GR_WM_PROPS_APPFRAME ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
}
if (style & wxCLOSE_BOX)
{
wmProp.props |= GR_WM_PROPS_CLOSEBOX ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
}
if ((style & wxCAPTION) ||
(style & wxTINY_CAPTION_HORIZ) ||
(style & wxTINY_CAPTION_VERT))
{
wmProp.props |= GR_WM_PROPS_CAPTION ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
// The default dialog style doesn't include any kind
// of border, which is a bit odd. Anyway, inclusion
// of a caption surely implies a border.
style |= wxTHICK_FRAME;
}
if (style & wxTHICK_FRAME)
{
wmProp.props |= GR_WM_PROPS_APPFRAME ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
}
if (style & wxSIMPLE_BORDER)
{
wmProp.props |= GR_WM_PROPS_BORDER ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
}
if (style & wxMINIMIZE_BOX)
{
}
if (style & wxMAXIMIZE_BOX)
{
wmProp.props |= GR_WM_PROPS_MAXIMIZE ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
}
if (((style & wxBORDER) != wxBORDER) && ((style & wxTHICK_FRAME) != wxTHICK_FRAME)
&& ((style & wxRESIZE_BORDER) != wxRESIZE_BORDER))
{
wmProp.props |= GR_WM_PROPS_NODECORATE ;
wmProp.flags |= GR_WM_FLAGS_PROPS ;
}
GrSetWMProperties(w, & wmProp);
#else
Atom mwm_wm_hints = XInternAtom(wxGlobalDisplay(),"_MOTIF_WM_HINTS", False);
if (mwm_wm_hints == 0)
return FALSE;
MwmHints hints;
hints.flags = MWM_HINTS_DECORATIONS | MWM_HINTS_FUNCTIONS;
hints.decorations = 0;
hints.functions = 0;
if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
{
// leave zeros
}
else
{
hints.decorations = MWM_DECOR_BORDER;
hints.functions = MWM_FUNC_MOVE;
if ((style & wxCAPTION) != 0)
hints.decorations |= MWM_DECOR_TITLE;
if ((style & wxSYSTEM_MENU) != 0)
hints.decorations |= MWM_DECOR_MENU;
if ((style & wxCLOSE_BOX) != 0)
hints.functions |= MWM_FUNC_CLOSE;
if ((style & wxMINIMIZE_BOX) != 0)
{
hints.functions |= MWM_FUNC_MINIMIZE;
hints.decorations |= MWM_DECOR_MINIMIZE;
}
if ((style & wxMAXIMIZE_BOX) != 0)
{
hints.functions |= MWM_FUNC_MAXIMIZE;
hints.decorations |= MWM_DECOR_MAXIMIZE;
}
if ((style & wxRESIZE_BORDER) != 0)
{
hints.functions |= MWM_FUNC_RESIZE;
hints.decorations |= MWM_DECOR_RESIZEH;
}
}
XChangeProperty(wxGlobalDisplay(),
w,
mwm_wm_hints, mwm_wm_hints,
32, PropModeReplace,
(unsigned char *) &hints, PROP_MOTIF_WM_HINTS_ELEMENTS);
#endif
return TRUE;
}