Mercurial > sdl-ios-xcode
view src/video/directfb/SDL_DirectFB_WM.c @ 4518:a956a315fe67
Lots of prep for the "real" way to support fullscreen mode on modern window managers.
Unfortunately, this doesn't work. I also noticed that maximizing doesn't work as well. Also xprop hangs when trying to list properties of SDL windows.... ???
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 13 Jul 2010 23:11:10 -0700 |
parents | f7b03b6838cb |
children | 25b9cd8bdc30 |
line wrap: on
line source
/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2010 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" //#include "SDL_syswm.h" //#include "../SDL_sysvideo.h" //#include "../../events/SDL_keyboard_c.h" #include "SDL_DirectFB_video.h" #define COLOR_EXPAND(col) col.r, col.g, col.b, col.a static DFB_Theme theme_std = { 4, 4, 8, 8, {255, 200, 200, 200}, 24, {255, 0, 0, 255}, 16, {255, 255, 255, 255}, "/usr/share/fonts/truetype/freefont/FreeSans.ttf", {255, 255, 0, 0}, {255, 255, 255, 0}, }; static DFB_Theme theme_none = { 0, 0, 0, 0, {0, 0, 0, 0}, 0, {0, 0, 0, 0}, 0, {0, 0, 0, 0}, NULL }; static void DrTriangle(IDirectFBSurface * s, int down, int x, int y, int w) { int x1, x2, x3; int y1, y2, y3; if (down) { x1 = x + w / 2; x2 = x; x3 = x + w; y1 = y + w; y2 = y; y3 = y; } else { x1 = x + w / 2; x2 = x; x3 = x + w; y1 = y; y2 = y + w; y3 = y + w; } s->FillTriangle(s, x1, y1, x2, y2, x3, y3); } static void DrCaption(IDirectFBSurface * s, int x, int y, char *text) { DFBSurfaceTextFlags flags; flags = DSTF_CENTER | DSTF_TOP; s->DrawString(s, text, -1, x, y, flags); } void DirectFB_WM_RedrawLayout(SDL_Window * window) { SDL_DFB_WINDOWDATA(window); IDirectFBSurface *s = windata->window_surface; DFB_Theme *t = &windata->theme; int i; int d = (t->caption_size - t->font_size) / 2; int x, y, w; if (!windata->is_managed || (window->flags & SDL_WINDOW_FULLSCREEN)) return; //s->SetDrawingFlags(s, DSDRAW_BLEND); s->SetColor(s, COLOR_EXPAND(t->frame_color)); /* top */ for (i = 0; i < t->top_size; i++) s->DrawLine(s, 0, i, windata->size.w, i); /* bottom */ for (i = windata->size.h - t->bottom_size; i < windata->size.h; i++) s->DrawLine(s, 0, i, windata->size.w, i); /* left */ for (i = 0; i < t->left_size; i++) s->DrawLine(s, i, 0, i, windata->size.h); /* right */ for (i = windata->size.w - t->right_size; i < windata->size.w; i++) s->DrawLine(s, i, 0, i, windata->size.h); /* Caption */ s->SetColor(s, COLOR_EXPAND(t->caption_color)); s->FillRectangle(s, t->left_size, t->top_size, windata->client.w, t->caption_size); /* Close Button */ w = t->caption_size; x = windata->size.w - t->right_size - w + d; y = t->top_size + d; s->SetColor(s, COLOR_EXPAND(t->close_color)); DrTriangle(s, 1, x, y, w - 2 * d); /* Max Button */ s->SetColor(s, COLOR_EXPAND(t->max_color)); DrTriangle(s, window->flags & SDL_WINDOW_MAXIMIZED ? 1 : 0, x - w, y, w - 2 * d); /* Caption */ if (window->title) { s->SetColor(s, COLOR_EXPAND(t->font_color)); DrCaption(s, (x - w) / 2, t->top_size + d, window->title); } /* Icon */ if (windata->icon) { DFBRectangle dr; dr.x = t->left_size + d; dr.y = t->top_size + d; dr.w = w - 2 * d; dr.h = w - 2 * d; s->SetBlittingFlags(s, DSBLIT_BLEND_ALPHACHANNEL); s->StretchBlit(s, windata->icon, NULL, &dr); } windata->wm_needs_redraw = 0; } DFBResult DirectFB_WM_GetClientSize(_THIS, SDL_Window * window, int *cw, int *ch) { SDL_DFB_WINDOWDATA(window); DFBResult ret; ret = windata->window->GetSize(windata->window, cw, ch); *cw -= windata->theme.left_size + windata->theme.right_size; *ch -= windata->theme.top_size + windata->theme.caption_size + windata->theme.bottom_size; return ret; } void DirectFB_WM_AdjustWindowLayout(SDL_Window * window) { SDL_DFB_WINDOWDATA(window); if (!windata->is_managed) windata->theme = theme_none; else if (window->flags & SDL_WINDOW_FULLSCREEN) { windata->theme = theme_none; } else if (window->flags & SDL_WINDOW_MAXIMIZED) { windata->theme = theme_std; windata->theme.left_size = 0; windata->theme.right_size = 0; windata->theme.top_size = 0; windata->theme.bottom_size = 0; } else { windata->theme = theme_std; } windata->client.x = windata->theme.left_size; windata->client.y = windata->theme.top_size + windata->theme.caption_size; windata->client.w = window->w; windata->client.h = window->h; windata->size.w = window->w + windata->theme.left_size + windata->theme.right_size; windata->size.h = window->h + windata->theme.top_size + windata->theme.caption_size + windata->theme.bottom_size; } void DirectFB_WM_MaximizeWindow(_THIS, SDL_Window * window) { SDL_DFB_WINDOWDATA(window); SDL_VideoDisplay *display = window->display; windata->window->GetPosition(windata->window, &windata->restore.x, &windata->restore.y); windata->window->GetSize(windata->window, &windata->restore.w, &windata->restore.h); /* Do this already here */ window->flags |= SDL_WINDOW_MAXIMIZED; DirectFB_WM_AdjustWindowLayout(window); windata->window->MoveTo(windata->window, 0, 0); windata->window->Resize(windata->window, display->current_mode.w, display->current_mode.h); SDL_SendWindowEvent(windata->sdl_id, SDL_WINDOWEVENT_MAXIMIZED, 0, 0); } void DirectFB_WM_RestoreWindow(_THIS, SDL_Window * window) { SDL_DFB_WINDOWDATA(window); /* Do this already here */ //window->flags &= ~(SDL_WINDOW_MAXIMIZED | SDL_WINDOW_MINIMIZED); DirectFB_WM_AdjustWindowLayout(window); windata->window->MoveTo(windata->window, windata->restore.x, windata->restore.y); windata->window->Resize(windata->window, windata->restore.w, windata->restore.h); SDL_SendWindowEvent(windata->sdl_id, SDL_WINDOWEVENT_RESTORED, 0, 0); } enum { WM_POS_NONE = 0x00, WM_POS_CAPTION = 0x01, WM_POS_CLOSE = 0x02, WM_POS_MAX = 0x04, WM_POS_LEFT = 0x08, WM_POS_RIGHT = 0x10, WM_POS_TOP = 0x20, WM_POS_BOTTOM = 0x40, }; static int WMIsClient(DFB_WindowData * p, int x, int y) { x -= p->client.x; y -= p->client.y; if (x < 0 || y < 0) return 0; if (x >= p->client.w || y >= p->client.h) return 0; return 1; } static int WMPos(DFB_WindowData * p, int x, int y) { int pos = WM_POS_NONE; if (!WMIsClient(p, x, y)) { if (y < p->theme.top_size) { pos |= WM_POS_TOP; } else if (y < p->client.y) { if (x < p->size.w - p->theme.right_size - 2 * p->theme.caption_size) { pos |= WM_POS_CAPTION; } else if (x < p->size.w - p->theme.right_size - p->theme.caption_size) { pos |= WM_POS_MAX; } else { pos |= WM_POS_CLOSE; } } else if (y >= p->size.h - p->theme.bottom_size) { pos |= WM_POS_BOTTOM; } if (x < p->theme.left_size) { pos |= WM_POS_LEFT; } else if (x >= p->size.w - p->theme.right_size) { pos |= WM_POS_RIGHT; } } return pos; } static int wm_grab; static int wm_lastx; static int wm_lasty; int DirectFB_WM_ProcessEvent(_THIS, SDL_Window * window, DFBWindowEvent * evt) { SDL_DFB_WINDOWDATA(window); if (!windata->is_managed) return 0; switch (evt->type) { case DWET_BUTTONDOWN: if (evt->buttons & DIBM_LEFT) { int pos = WMPos(windata, evt->x, evt->y); switch (pos) { case WM_POS_NONE: return 0; case WM_POS_CLOSE: SDL_SendWindowEvent(windata->sdl_id, SDL_WINDOWEVENT_CLOSE, 0, 0); return 1; case WM_POS_MAX: if (window->flags & SDL_WINDOW_MAXIMIZED) { DirectFB_WM_RestoreWindow(_this, window); } else { DirectFB_WM_MaximizeWindow(_this, window); } return 1; default: wm_grab = pos; windata->window->GrabPointer(windata->window); wm_lastx = evt->cx; wm_lasty = evt->cy; } } return 1; case DWET_BUTTONUP: break; case DWET_MOTION: if (!wm_grab) return 0; if (evt->buttons & DIBM_LEFT) { int dx = evt->cx - wm_lastx; int dy = evt->cy - wm_lasty; int cw, ch; if (wm_grab & WM_POS_CAPTION) windata->window->Move(windata->window, dx, dy); if (wm_grab & WM_POS_RIGHT) { windata->window->GetSize(windata->window, &cw, &ch); windata->window->Resize(windata->window, cw + dx, ch); } if (wm_grab & WM_POS_BOTTOM) { windata->window->GetSize(windata->window, &cw, &ch); windata->window->Resize(windata->window, cw, ch + dy); } wm_lastx = evt->cx; wm_lasty = evt->cy; return 1; } windata->window->UngrabPointer(windata->window); wm_grab = WM_POS_NONE; break; case DWET_KEYDOWN: break; case DWET_KEYUP: break; default: ; } return 0; }