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Diffstat (limited to '3rdparty/SDL2/src/video/x11/SDL_x11messagebox.c')
-rw-r--r--3rdparty/SDL2/src/video/x11/SDL_x11messagebox.c831
1 files changed, 0 insertions, 831 deletions
diff --git a/3rdparty/SDL2/src/video/x11/SDL_x11messagebox.c b/3rdparty/SDL2/src/video/x11/SDL_x11messagebox.c
deleted file mode 100644
index fc8b1b26b5d..00000000000
--- a/3rdparty/SDL2/src/video/x11/SDL_x11messagebox.c
+++ /dev/null
@@ -1,831 +0,0 @@
-/*
- Simple DirectMedia Layer
- Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
-
- This software is provided 'as-is', without any express or implied
- warranty. In no event will the authors be held liable for any damages
- arising from the use of this software.
-
- Permission is granted to anyone to use this software for any purpose,
- including commercial applications, and to alter it and redistribute it
- freely, subject to the following restrictions:
-
- 1. The origin of this software must not be misrepresented; you must not
- claim that you wrote the original software. If you use this software
- in a product, an acknowledgment in the product documentation would be
- appreciated but is not required.
- 2. Altered source versions must be plainly marked as such, and must not be
- misrepresented as being the original software.
- 3. This notice may not be removed or altered from any source distribution.
-*/
-
-#include "../../SDL_internal.h"
-
-#if SDL_VIDEO_DRIVER_X11
-
-#include "SDL.h"
-#include "SDL_x11video.h"
-#include "SDL_x11dyn.h"
-#include "SDL_assert.h"
-
-#include <X11/keysym.h>
-#include <locale.h>
-
-
-#define SDL_FORK_MESSAGEBOX 1
-#define SDL_SET_LOCALE 1
-
-#if SDL_FORK_MESSAGEBOX
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <unistd.h>
-#include <errno.h>
-#endif
-
-#define MAX_BUTTONS 8 /* Maximum number of buttons supported */
-#define MAX_TEXT_LINES 32 /* Maximum number of text lines supported */
-#define MIN_BUTTON_WIDTH 64 /* Minimum button width */
-#define MIN_DIALOG_WIDTH 200 /* Minimum dialog width */
-#define MIN_DIALOG_HEIGHT 100 /* Minimum dialog height */
-
-static const char g_MessageBoxFontLatin1[] = "-*-*-medium-r-normal--0-120-*-*-p-0-iso8859-1";
-static const char g_MessageBoxFont[] = "-*-*-*-*-*-*-*-120-*-*-*-*-*-*";
-
-static const SDL_MessageBoxColor g_default_colors[ SDL_MESSAGEBOX_COLOR_MAX ] = {
- { 56, 54, 53 }, /* SDL_MESSAGEBOX_COLOR_BACKGROUND, */
- { 209, 207, 205 }, /* SDL_MESSAGEBOX_COLOR_TEXT, */
- { 140, 135, 129 }, /* SDL_MESSAGEBOX_COLOR_BUTTON_BORDER, */
- { 105, 102, 99 }, /* SDL_MESSAGEBOX_COLOR_BUTTON_BACKGROUND, */
- { 205, 202, 53 }, /* SDL_MESSAGEBOX_COLOR_BUTTON_SELECTED, */
-};
-
-#define SDL_MAKE_RGB( _r, _g, _b ) ( ( ( Uint32 )( _r ) << 16 ) | \
- ( ( Uint32 )( _g ) << 8 ) | \
- ( ( Uint32 )( _b ) ) )
-
-typedef struct SDL_MessageBoxButtonDataX11 {
- int x, y; /* Text position */
- int length; /* Text length */
- int text_width; /* Text width */
-
- SDL_Rect rect; /* Rectangle for entire button */
-
- const SDL_MessageBoxButtonData *buttondata; /* Button data from caller */
-} SDL_MessageBoxButtonDataX11;
-
-typedef struct TextLineData {
- int width; /* Width of this text line */
- int length; /* String length of this text line */
- const char *text; /* Text for this line */
-} TextLineData;
-
-typedef struct SDL_MessageBoxDataX11
-{
- Display *display;
- int screen;
- Window window;
-#if SDL_VIDEO_DRIVER_X11_XDBE
- XdbeBackBuffer buf;
- SDL_bool xdbe; /* Whether Xdbe is present or not */
-#endif
- long event_mask;
- Atom wm_protocols;
- Atom wm_delete_message;
-
- int dialog_width; /* Dialog box width. */
- int dialog_height; /* Dialog box height. */
-
- XFontSet font_set; /* for UTF-8 systems */
- XFontStruct *font_struct; /* Latin1 (ASCII) fallback. */
- int xtext, ytext; /* Text position to start drawing at. */
- int numlines; /* Count of Text lines. */
- int text_height; /* Height for text lines. */
- TextLineData linedata[ MAX_TEXT_LINES ];
-
- int *pbuttonid; /* Pointer to user return buttonid value. */
-
- int button_press_index; /* Index into buttondata/buttonpos for button which is pressed (or -1). */
- int mouse_over_index; /* Index into buttondata/buttonpos for button mouse is over (or -1). */
-
- int numbuttons; /* Count of buttons. */
- const SDL_MessageBoxButtonData *buttondata;
- SDL_MessageBoxButtonDataX11 buttonpos[ MAX_BUTTONS ];
-
- Uint32 color[ SDL_MESSAGEBOX_COLOR_MAX ];
-
- const SDL_MessageBoxData *messageboxdata;
-} SDL_MessageBoxDataX11;
-
-/* Maximum helper for ints. */
-static SDL_INLINE int
-IntMax( int a, int b )
-{
- return ( a > b ) ? a : b;
-}
-
-/* Return width and height for a string. */
-static void
-GetTextWidthHeight( SDL_MessageBoxDataX11 *data, const char *str, int nbytes, int *pwidth, int *pheight )
-{
- if (SDL_X11_HAVE_UTF8) {
- XRectangle overall_ink, overall_logical;
- X11_Xutf8TextExtents(data->font_set, str, nbytes, &overall_ink, &overall_logical);
- *pwidth = overall_logical.width;
- *pheight = overall_logical.height;
- } else {
- XCharStruct text_structure;
- int font_direction, font_ascent, font_descent;
- X11_XTextExtents( data->font_struct, str, nbytes,
- &font_direction, &font_ascent, &font_descent,
- &text_structure );
- *pwidth = text_structure.width;
- *pheight = text_structure.ascent + text_structure.descent;
- }
-}
-
-/* Return index of button if position x,y is contained therein. */
-static int
-GetHitButtonIndex( SDL_MessageBoxDataX11 *data, int x, int y )
-{
- int i;
- int numbuttons = data->numbuttons;
- SDL_MessageBoxButtonDataX11 *buttonpos = data->buttonpos;
-
- for ( i = 0; i < numbuttons; i++ ) {
- SDL_Rect *rect = &buttonpos[ i ].rect;
-
- if ( ( x >= rect->x ) &&
- ( x <= ( rect->x + rect->w ) ) &&
- ( y >= rect->y ) &&
- ( y <= ( rect->y + rect->h ) ) ) {
- return i;
- }
- }
-
- return -1;
-}
-
-/* Initialize SDL_MessageBoxData structure and Display, etc. */
-static int
-X11_MessageBoxInit( SDL_MessageBoxDataX11 *data, const SDL_MessageBoxData * messageboxdata, int * pbuttonid )
-{
- int i;
- int numbuttons = messageboxdata->numbuttons;
- const SDL_MessageBoxButtonData *buttondata = messageboxdata->buttons;
- const SDL_MessageBoxColor *colorhints;
-
- if ( numbuttons > MAX_BUTTONS ) {
- return SDL_SetError("Too many buttons (%d max allowed)", MAX_BUTTONS);
- }
-
- data->dialog_width = MIN_DIALOG_WIDTH;
- data->dialog_height = MIN_DIALOG_HEIGHT;
- data->messageboxdata = messageboxdata;
- data->buttondata = buttondata;
- data->numbuttons = numbuttons;
- data->pbuttonid = pbuttonid;
-
- data->display = X11_XOpenDisplay( NULL );
- if ( !data->display ) {
- return SDL_SetError("Couldn't open X11 display");
- }
-
- if (SDL_X11_HAVE_UTF8) {
- char **missing = NULL;
- int num_missing = 0;
- data->font_set = X11_XCreateFontSet(data->display, g_MessageBoxFont,
- &missing, &num_missing, NULL);
- if ( missing != NULL ) {
- X11_XFreeStringList(missing);
- }
- if ( data->font_set == NULL ) {
- return SDL_SetError("Couldn't load font %s", g_MessageBoxFont);
- }
- } else {
- data->font_struct = X11_XLoadQueryFont( data->display, g_MessageBoxFontLatin1 );
- if ( data->font_struct == NULL ) {
- return SDL_SetError("Couldn't load font %s", g_MessageBoxFontLatin1);
- }
- }
-
- if ( messageboxdata->colorScheme ) {
- colorhints = messageboxdata->colorScheme->colors;
- } else {
- colorhints = g_default_colors;
- }
-
- /* Convert our SDL_MessageBoxColor r,g,b values to packed RGB format. */
- for ( i = 0; i < SDL_MESSAGEBOX_COLOR_MAX; i++ ) {
- data->color[ i ] = SDL_MAKE_RGB( colorhints[ i ].r, colorhints[ i ].g, colorhints[ i ].b );
- }
-
- return 0;
-}
-
-/* Calculate and initialize text and button locations. */
-static int
-X11_MessageBoxInitPositions( SDL_MessageBoxDataX11 *data )
-{
- int i;
- int ybuttons;
- int text_width_max = 0;
- int button_text_height = 0;
- int button_width = MIN_BUTTON_WIDTH;
- const SDL_MessageBoxData *messageboxdata = data->messageboxdata;
-
- /* Go over text and break linefeeds into separate lines. */
- if ( messageboxdata->message && messageboxdata->message[ 0 ] ) {
- const char *text = messageboxdata->message;
- TextLineData *plinedata = data->linedata;
-
- for ( i = 0; i < MAX_TEXT_LINES; i++, plinedata++ ) {
- int height;
- char *lf = SDL_strchr( ( char * )text, '\n' );
-
- data->numlines++;
-
- /* Only grab length up to lf if it exists and isn't the last line. */
- plinedata->length = ( lf && ( i < MAX_TEXT_LINES - 1 ) ) ? ( lf - text ) : SDL_strlen( text );
- plinedata->text = text;
-
- GetTextWidthHeight( data, text, plinedata->length, &plinedata->width, &height );
-
- /* Text and widths are the largest we've ever seen. */
- data->text_height = IntMax( data->text_height, height );
- text_width_max = IntMax( text_width_max, plinedata->width );
-
- if (lf && (lf > text) && (lf[-1] == '\r')) {
- plinedata->length--;
- }
-
- text += plinedata->length + 1;
-
- /* Break if there are no more linefeeds. */
- if ( !lf )
- break;
- }
-
- /* Bump up the text height slightly. */
- data->text_height += 2;
- }
-
- /* Loop through all buttons and calculate the button widths and height. */
- for ( i = 0; i < data->numbuttons; i++ ) {
- int height;
-
- data->buttonpos[ i ].buttondata = &data->buttondata[ i ];
- data->buttonpos[ i ].length = SDL_strlen( data->buttondata[ i ].text );
-
- GetTextWidthHeight( data, data->buttondata[ i ].text, SDL_strlen( data->buttondata[ i ].text ),
- &data->buttonpos[ i ].text_width, &height );
-
- button_width = IntMax( button_width, data->buttonpos[ i ].text_width );
- button_text_height = IntMax( button_text_height, height );
- }
-
- if ( data->numlines ) {
- /* x,y for this line of text. */
- data->xtext = data->text_height;
- data->ytext = data->text_height + data->text_height;
-
- /* Bump button y down to bottom of text. */
- ybuttons = 3 * data->ytext / 2 + ( data->numlines - 1 ) * data->text_height;
-
- /* Bump the dialog box width and height up if needed. */
- data->dialog_width = IntMax( data->dialog_width, 2 * data->xtext + text_width_max );
- data->dialog_height = IntMax( data->dialog_height, ybuttons );
- } else {
- /* Button y starts at height of button text. */
- ybuttons = button_text_height;
- }
-
- if ( data->numbuttons ) {
- int x, y;
- int width_of_buttons;
- int button_spacing = button_text_height;
- int button_height = 2 * button_text_height;
-
- /* Bump button width up a bit. */
- button_width += button_text_height;
-
- /* Get width of all buttons lined up. */
- width_of_buttons = data->numbuttons * button_width + ( data->numbuttons - 1 ) * button_spacing;
-
- /* Bump up dialog width and height if buttons are wider than text. */
- data->dialog_width = IntMax( data->dialog_width, width_of_buttons + 2 * button_spacing );
- data->dialog_height = IntMax( data->dialog_height, ybuttons + 2 * button_height );
-
- /* Location for first button. */
- x = ( data->dialog_width - width_of_buttons ) / 2;
- y = ybuttons + ( data->dialog_height - ybuttons - button_height ) / 2;
-
- for ( i = 0; i < data->numbuttons; i++ ) {
- /* Button coordinates. */
- data->buttonpos[ i ].rect.x = x;
- data->buttonpos[ i ].rect.y = y;
- data->buttonpos[ i ].rect.w = button_width;
- data->buttonpos[ i ].rect.h = button_height;
-
- /* Button text coordinates. */
- data->buttonpos[ i ].x = x + ( button_width - data->buttonpos[ i ].text_width ) / 2;
- data->buttonpos[ i ].y = y + ( button_height - button_text_height - 1 ) / 2 + button_text_height;
-
- /* Scoot over for next button. */
- x += button_width + button_spacing;
- }
- }
-
- return 0;
-}
-
-/* Free SDL_MessageBoxData data. */
-static void
-X11_MessageBoxShutdown( SDL_MessageBoxDataX11 *data )
-{
- if ( data->font_set != NULL ) {
- X11_XFreeFontSet( data->display, data->font_set );
- data->font_set = NULL;
- }
-
- if ( data->font_struct != NULL ) {
- X11_XFreeFont( data->display, data->font_struct );
- data->font_struct = NULL;
- }
-
-#if SDL_VIDEO_DRIVER_X11_XDBE
- if ( SDL_X11_HAVE_XDBE && data->xdbe ) {
- X11_XdbeDeallocateBackBufferName(data->display, data->buf);
- }
-#endif
-
- if ( data->display ) {
- if ( data->window != None ) {
- X11_XWithdrawWindow( data->display, data->window, data->screen );
- X11_XDestroyWindow( data->display, data->window );
- data->window = None;
- }
-
- X11_XCloseDisplay( data->display );
- data->display = NULL;
- }
-}
-
-/* Create and set up our X11 dialog box indow. */
-static int
-X11_MessageBoxCreateWindow( SDL_MessageBoxDataX11 *data )
-{
- int x, y;
- XSizeHints *sizehints;
- XSetWindowAttributes wnd_attr;
- Atom _NET_WM_WINDOW_TYPE, _NET_WM_WINDOW_TYPE_DIALOG, _NET_WM_NAME, UTF8_STRING;
- Display *display = data->display;
- SDL_WindowData *windowdata = NULL;
- const SDL_MessageBoxData *messageboxdata = data->messageboxdata;
-
- if ( messageboxdata->window ) {
- SDL_DisplayData *displaydata =
- (SDL_DisplayData *) SDL_GetDisplayForWindow(messageboxdata->window)->driverdata;
- windowdata = (SDL_WindowData *)messageboxdata->window->driverdata;
- data->screen = displaydata->screen;
- } else {
- data->screen = DefaultScreen( display );
- }
-
- data->event_mask = ExposureMask |
- ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask |
- StructureNotifyMask | FocusChangeMask | PointerMotionMask;
- wnd_attr.event_mask = data->event_mask;
-
- data->window = X11_XCreateWindow(
- display, RootWindow(display, data->screen),
- 0, 0,
- data->dialog_width, data->dialog_height,
- 0, CopyFromParent, InputOutput, CopyFromParent,
- CWEventMask, &wnd_attr );
- if ( data->window == None ) {
- return SDL_SetError("Couldn't create X window");
- }
-
- if ( windowdata ) {
- /* http://tronche.com/gui/x/icccm/sec-4.html#WM_TRANSIENT_FOR */
- X11_XSetTransientForHint( display, data->window, windowdata->xwindow );
- }
-
- X11_XStoreName( display, data->window, messageboxdata->title );
- _NET_WM_NAME = X11_XInternAtom(display, "_NET_WM_NAME", False);
- UTF8_STRING = X11_XInternAtom(display, "UTF8_STRING", False);
- X11_XChangeProperty(display, data->window, _NET_WM_NAME, UTF8_STRING, 8,
- PropModeReplace, (unsigned char *) messageboxdata->title,
- strlen(messageboxdata->title) + 1 );
-
- /* Let the window manager know this is a dialog box */
- _NET_WM_WINDOW_TYPE = X11_XInternAtom(display, "_NET_WM_WINDOW_TYPE", False);
- _NET_WM_WINDOW_TYPE_DIALOG = X11_XInternAtom(display, "_NET_WM_WINDOW_TYPE_DIALOG", False);
- X11_XChangeProperty(display, data->window, _NET_WM_WINDOW_TYPE, XA_ATOM, 32,
- PropModeReplace,
- (unsigned char *)&_NET_WM_WINDOW_TYPE_DIALOG, 1);
-
- /* Allow the window to be deleted by the window manager */
- data->wm_protocols = X11_XInternAtom( display, "WM_PROTOCOLS", False );
- data->wm_delete_message = X11_XInternAtom( display, "WM_DELETE_WINDOW", False );
- X11_XSetWMProtocols( display, data->window, &data->wm_delete_message, 1 );
-
- if ( windowdata ) {
- XWindowAttributes attrib;
- Window dummy;
-
- X11_XGetWindowAttributes(display, windowdata->xwindow, &attrib);
- x = attrib.x + ( attrib.width - data->dialog_width ) / 2;
- y = attrib.y + ( attrib.height - data->dialog_height ) / 3 ;
- X11_XTranslateCoordinates(display, windowdata->xwindow, RootWindow(display, data->screen), x, y, &x, &y, &dummy);
- } else {
- const SDL_VideoDevice *dev = SDL_GetVideoDevice();
- if ((dev) && (dev->displays) && (dev->num_displays > 0)) {
- const SDL_VideoDisplay *dpy = &dev->displays[0];
- const SDL_DisplayData *dpydata = (SDL_DisplayData *) dpy->driverdata;
- x = dpydata->x + (( dpy->current_mode.w - data->dialog_width ) / 2);
- y = dpydata->y + (( dpy->current_mode.h - data->dialog_height ) / 3);
- } else { /* oh well. This will misposition on a multi-head setup. Init first next time. */
- x = ( DisplayWidth( display, data->screen ) - data->dialog_width ) / 2;
- y = ( DisplayHeight( display, data->screen ) - data->dialog_height ) / 3 ;
- }
- }
- X11_XMoveWindow( display, data->window, x, y );
-
- sizehints = X11_XAllocSizeHints();
- if ( sizehints ) {
- sizehints->flags = USPosition | USSize | PMaxSize | PMinSize;
- sizehints->x = x;
- sizehints->y = y;
- sizehints->width = data->dialog_width;
- sizehints->height = data->dialog_height;
-
- sizehints->min_width = sizehints->max_width = data->dialog_width;
- sizehints->min_height = sizehints->max_height = data->dialog_height;
-
- X11_XSetWMNormalHints( display, data->window, sizehints );
-
- X11_XFree( sizehints );
- }
-
- X11_XMapRaised( display, data->window );
-
-#if SDL_VIDEO_DRIVER_X11_XDBE
- /* Initialise a back buffer for double buffering */
- if (SDL_X11_HAVE_XDBE) {
- int xdbe_major, xdbe_minor;
- if (X11_XdbeQueryExtension(display, &xdbe_major, &xdbe_minor) != 0) {
- data->xdbe = SDL_TRUE;
- data->buf = X11_XdbeAllocateBackBufferName(display, data->window, XdbeUndefined);
- } else {
- data->xdbe = SDL_FALSE;
- }
- }
-#endif
-
- return 0;
-}
-
-/* Draw our message box. */
-static void
-X11_MessageBoxDraw( SDL_MessageBoxDataX11 *data, GC ctx )
-{
- int i;
- Drawable window = data->window;
- Display *display = data->display;
-
-#if SDL_VIDEO_DRIVER_X11_XDBE
- if (SDL_X11_HAVE_XDBE && data->xdbe) {
- window = data->buf;
- X11_XdbeBeginIdiom(data->display);
- }
-#endif
-
- X11_XSetForeground( display, ctx, data->color[ SDL_MESSAGEBOX_COLOR_BACKGROUND ] );
- X11_XFillRectangle( display, window, ctx, 0, 0, data->dialog_width, data->dialog_height );
-
- X11_XSetForeground( display, ctx, data->color[ SDL_MESSAGEBOX_COLOR_TEXT ] );
- for ( i = 0; i < data->numlines; i++ ) {
- TextLineData *plinedata = &data->linedata[ i ];
-
- if (SDL_X11_HAVE_UTF8) {
- X11_Xutf8DrawString( display, window, data->font_set, ctx,
- data->xtext, data->ytext + i * data->text_height,
- plinedata->text, plinedata->length );
- } else {
- X11_XDrawString( display, window, ctx,
- data->xtext, data->ytext + i * data->text_height,
- plinedata->text, plinedata->length );
- }
- }
-
- for ( i = 0; i < data->numbuttons; i++ ) {
- SDL_MessageBoxButtonDataX11 *buttondatax11 = &data->buttonpos[ i ];
- const SDL_MessageBoxButtonData *buttondata = buttondatax11->buttondata;
- int border = ( buttondata->flags & SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT ) ? 2 : 0;
- int offset = ( ( data->mouse_over_index == i ) && ( data->button_press_index == data->mouse_over_index ) ) ? 1 : 0;
-
- X11_XSetForeground( display, ctx, data->color[ SDL_MESSAGEBOX_COLOR_BUTTON_BACKGROUND ] );
- X11_XFillRectangle( display, window, ctx,
- buttondatax11->rect.x - border, buttondatax11->rect.y - border,
- buttondatax11->rect.w + 2 * border, buttondatax11->rect.h + 2 * border );
-
- X11_XSetForeground( display, ctx, data->color[ SDL_MESSAGEBOX_COLOR_BUTTON_BORDER ] );
- X11_XDrawRectangle( display, window, ctx,
- buttondatax11->rect.x, buttondatax11->rect.y,
- buttondatax11->rect.w, buttondatax11->rect.h );
-
- X11_XSetForeground( display, ctx, ( data->mouse_over_index == i ) ?
- data->color[ SDL_MESSAGEBOX_COLOR_BUTTON_SELECTED ] :
- data->color[ SDL_MESSAGEBOX_COLOR_TEXT ] );
-
- if (SDL_X11_HAVE_UTF8) {
- X11_Xutf8DrawString( display, window, data->font_set, ctx,
- buttondatax11->x + offset,
- buttondatax11->y + offset,
- buttondata->text, buttondatax11->length );
- } else {
- X11_XDrawString( display, window, ctx,
- buttondatax11->x + offset, buttondatax11->y + offset,
- buttondata->text, buttondatax11->length );
- }
- }
-
-#if SDL_VIDEO_DRIVER_X11_XDBE
- if (SDL_X11_HAVE_XDBE && data->xdbe) {
- XdbeSwapInfo swap_info;
- swap_info.swap_window = data->window;
- swap_info.swap_action = XdbeUndefined;
- X11_XdbeSwapBuffers(data->display, &swap_info, 1);
- X11_XdbeEndIdiom(data->display);
- }
-#endif
-}
-
-static Bool
-X11_MessageBoxEventTest(Display *display, XEvent *event, XPointer arg)
-{
- const SDL_MessageBoxDataX11 *data = (const SDL_MessageBoxDataX11 *) arg;
- return ((event->xany.display == data->display) && (event->xany.window == data->window)) ? True : False;
-}
-
-/* Loop and handle message box event messages until something kills it. */
-static int
-X11_MessageBoxLoop( SDL_MessageBoxDataX11 *data )
-{
- GC ctx;
- XGCValues ctx_vals;
- SDL_bool close_dialog = SDL_FALSE;
- SDL_bool has_focus = SDL_TRUE;
- KeySym last_key_pressed = XK_VoidSymbol;
- unsigned long gcflags = GCForeground | GCBackground;
-
- SDL_zero(ctx_vals);
- ctx_vals.foreground = data->color[ SDL_MESSAGEBOX_COLOR_BACKGROUND ];
- ctx_vals.background = data->color[ SDL_MESSAGEBOX_COLOR_BACKGROUND ];
-
- if (!SDL_X11_HAVE_UTF8) {
- gcflags |= GCFont;
- ctx_vals.font = data->font_struct->fid;
- }
-
- ctx = X11_XCreateGC( data->display, data->window, gcflags, &ctx_vals );
- if ( ctx == None ) {
- return SDL_SetError("Couldn't create graphics context");
- }
-
- data->button_press_index = -1; /* Reset what button is currently depressed. */
- data->mouse_over_index = -1; /* Reset what button the mouse is over. */
-
- while( !close_dialog ) {
- XEvent e;
- SDL_bool draw = SDL_TRUE;
-
- /* can't use XWindowEvent() because it can't handle ClientMessage events. */
- /* can't use XNextEvent() because we only want events for this window. */
- X11_XIfEvent( data->display, &e, X11_MessageBoxEventTest, (XPointer) data );
-
- /* If X11_XFilterEvent returns True, then some input method has filtered the
- event, and the client should discard the event. */
- if ( ( e.type != Expose ) && X11_XFilterEvent( &e, None ) )
- continue;
-
- switch( e.type ) {
- case Expose:
- if ( e.xexpose.count > 0 ) {
- draw = SDL_FALSE;
- }
- break;
-
- case FocusIn:
- /* Got focus. */
- has_focus = SDL_TRUE;
- break;
-
- case FocusOut:
- /* lost focus. Reset button and mouse info. */
- has_focus = SDL_FALSE;
- data->button_press_index = -1;
- data->mouse_over_index = -1;
- break;
-
- case MotionNotify:
- if ( has_focus ) {
- /* Mouse moved... */
- const int previndex = data->mouse_over_index;
- data->mouse_over_index = GetHitButtonIndex( data, e.xbutton.x, e.xbutton.y );
- if (data->mouse_over_index == previndex) {
- draw = SDL_FALSE;
- }
- }
- break;
-
- case ClientMessage:
- if ( e.xclient.message_type == data->wm_protocols &&
- e.xclient.format == 32 &&
- e.xclient.data.l[ 0 ] == data->wm_delete_message ) {
- close_dialog = SDL_TRUE;
- }
- break;
-
- case KeyPress:
- /* Store key press - we make sure in key release that we got both. */
- last_key_pressed = X11_XLookupKeysym( &e.xkey, 0 );
- break;
-
- case KeyRelease: {
- Uint32 mask = 0;
- KeySym key = X11_XLookupKeysym( &e.xkey, 0 );
-
- /* If this is a key release for something we didn't get the key down for, then bail. */
- if ( key != last_key_pressed )
- break;
-
- if ( key == XK_Escape )
- mask = SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT;
- else if ( ( key == XK_Return ) || ( key == XK_KP_Enter ) )
- mask = SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT;
-
- if ( mask ) {
- int i;
-
- /* Look for first button with this mask set, and return it if found. */
- for ( i = 0; i < data->numbuttons; i++ ) {
- SDL_MessageBoxButtonDataX11 *buttondatax11 = &data->buttonpos[ i ];
-
- if ( buttondatax11->buttondata->flags & mask ) {
- *data->pbuttonid = buttondatax11->buttondata->buttonid;
- close_dialog = SDL_TRUE;
- break;
- }
- }
- }
- break;
- }
-
- case ButtonPress:
- data->button_press_index = -1;
- if ( e.xbutton.button == Button1 ) {
- /* Find index of button they clicked on. */
- data->button_press_index = GetHitButtonIndex( data, e.xbutton.x, e.xbutton.y );
- }
- break;
-
- case ButtonRelease:
- /* If button is released over the same button that was clicked down on, then return it. */
- if ( ( e.xbutton.button == Button1 ) && ( data->button_press_index >= 0 ) ) {
- int button = GetHitButtonIndex( data, e.xbutton.x, e.xbutton.y );
-
- if ( data->button_press_index == button ) {
- SDL_MessageBoxButtonDataX11 *buttondatax11 = &data->buttonpos[ button ];
-
- *data->pbuttonid = buttondatax11->buttondata->buttonid;
- close_dialog = SDL_TRUE;
- }
- }
- data->button_press_index = -1;
- break;
- }
-
- if ( draw ) {
- /* Draw our dialog box. */
- X11_MessageBoxDraw( data, ctx );
- }
- }
-
- X11_XFreeGC( data->display, ctx );
- return 0;
-}
-
-static int
-X11_ShowMessageBoxImpl(const SDL_MessageBoxData *messageboxdata, int *buttonid)
-{
- int ret;
- SDL_MessageBoxDataX11 data;
-#if SDL_SET_LOCALE
- char *origlocale;
-#endif
-
- SDL_zero(data);
-
- if ( !SDL_X11_LoadSymbols() )
- return -1;
-
-#if SDL_SET_LOCALE
- origlocale = setlocale(LC_ALL, NULL);
- if (origlocale != NULL) {
- origlocale = SDL_strdup(origlocale);
- if (origlocale == NULL) {
- return SDL_OutOfMemory();
- }
- setlocale(LC_ALL, "");
- }
-#endif
-
- /* This code could get called from multiple threads maybe? */
- X11_XInitThreads();
-
- /* Initialize the return buttonid value to -1 (for error or dialogbox closed). */
- *buttonid = -1;
-
- /* Init and display the message box. */
- ret = X11_MessageBoxInit( &data, messageboxdata, buttonid );
- if ( ret != -1 ) {
- ret = X11_MessageBoxInitPositions( &data );
- if ( ret != -1 ) {
- ret = X11_MessageBoxCreateWindow( &data );
- if ( ret != -1 ) {
- ret = X11_MessageBoxLoop( &data );
- }
- }
- }
-
- X11_MessageBoxShutdown( &data );
-
-#if SDL_SET_LOCALE
- if (origlocale) {
- setlocale(LC_ALL, origlocale);
- SDL_free(origlocale);
- }
-#endif
-
- return ret;
-}
-
-/* Display an x11 message box. */
-int
-X11_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonid)
-{
-#if SDL_FORK_MESSAGEBOX
- /* Use a child process to protect against setlocale(). Annoying. */
- pid_t pid;
- int fds[2];
- int status = 0;
-
- if (pipe(fds) == -1) {
- return X11_ShowMessageBoxImpl(messageboxdata, buttonid); /* oh well. */
- }
-
- pid = fork();
- if (pid == -1) { /* failed */
- close(fds[0]);
- close(fds[1]);
- return X11_ShowMessageBoxImpl(messageboxdata, buttonid); /* oh well. */
- } else if (pid == 0) { /* we're the child */
- int exitcode = 0;
- close(fds[0]);
- status = X11_ShowMessageBoxImpl(messageboxdata, buttonid);
- if (write(fds[1], &status, sizeof (int)) != sizeof (int))
- exitcode = 1;
- else if (write(fds[1], buttonid, sizeof (int)) != sizeof (int))
- exitcode = 1;
- close(fds[1]);
- _exit(exitcode); /* don't run atexit() stuff, static destructors, etc. */
- } else { /* we're the parent */
- pid_t rc;
- close(fds[1]);
- do {
- rc = waitpid(pid, &status, 0);
- } while ((rc == -1) && (errno == EINTR));
-
- SDL_assert(rc == pid); /* not sure what to do if this fails. */
-
- if ((rc == -1) || (!WIFEXITED(status)) || (WEXITSTATUS(status) != 0)) {
- return SDL_SetError("msgbox child process failed");
- }
-
- if (read(fds[0], &status, sizeof (int)) != sizeof (int))
- status = -1;
- else if (read(fds[0], buttonid, sizeof (int)) != sizeof (int))
- status = -1;
- close(fds[0]);
-
- return status;
- }
-#else
- return X11_ShowMessageBoxImpl(messageboxdata, buttonid);
-#endif
-}
-#endif /* SDL_VIDEO_DRIVER_X11 */
-
-/* vi: set ts=4 sw=4 expandtab: */