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Diffstat (limited to 'Source/SaWMan/samples/testman.c')
| -rwxr-xr-x | Source/SaWMan/samples/testman.c | 851 |
1 files changed, 851 insertions, 0 deletions
diff --git a/Source/SaWMan/samples/testman.c b/Source/SaWMan/samples/testman.c new file mode 100755 index 0000000..d2af297 --- /dev/null +++ b/Source/SaWMan/samples/testman.c @@ -0,0 +1,851 @@ +/* + (c) Copyright 2006-2007 directfb.org + + All rights reserved. + + Written by Denis Oliver Kropp <dok@directfb.org>. + + This file is subject to the terms and conditions of the MIT License: + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation + files (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY + CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include <config.h> + + +#include <unistd.h> +#include <string.h> + +#include <sys/types.h> +#include <sys/wait.h> + +#include <directfb.h> +#include <directfb_util.h> + +#include <direct/clock.h> +#include <direct/messages.h> + +#include <sawman.h> + +#define MAX_WINDOWS 4 +#define MAX_LAYOUTS 4 + +#define CHECK(x) \ + do { \ + DFBResult ret = (x); \ + if (ret != DFB_OK) { \ + DirectFBError(#x,ret); \ + goto out; \ + } \ + } while (0) + + +typedef struct __TestMan_TestManager TestManager; +typedef struct __TestMan_Layout Layout; +typedef struct __TestMan_Application Application; + +/**********************************************************************************************************************/ + +struct __TestMan_TestManager { + int magic; + + IDirectFB *dfb; + ISaWMan *saw; + ISaWManManager *manager; + + SaWManScalingMode scaling_mode; + + SaWManWindowHandle windows[MAX_WINDOWS]; + int num_windows; + SaWManWindowHandle focus_window; + + const Layout *layouts[MAX_LAYOUTS]; + int num_layouts; + int current_layout; + + DirectLink *applications; +}; + +struct __TestMan_Layout { + void *data; + + void (*Relayout) ( TestManager *tm, + void *layout_data ); + + void (*AddWindow) ( TestManager *tm, + void *layout_data, + SaWManWindowHandle window ); + + void (*RemoveWindow)( TestManager *tm, + void *layout_data, + SaWManWindowHandle window, + int index ); +}; + +struct __TestMan_Application { + DirectLink link; + + int magic; + + const char *name; + const char *program; + const char *args; + + bool started; + + long long start_time; + pid_t pid; + SaWManProcess *process; +}; + +/**********************************************************************************************************************/ + +static void +AddApplication( TestManager *tm, + const char *name, + const char *program, + const char *args ) +{ + Application *app; + + D_MAGIC_ASSERT( tm, TestManager ); + D_ASSERT( name != NULL ); + D_ASSERT( program != NULL ); + + app = D_CALLOC( 1, sizeof(Application) ); + if (!app) { + D_OOM(); + return; + } + + app->name = name; + app->program = program; + app->args = args; + + direct_list_append( &tm->applications, &app->link ); + + D_MAGIC_SET( app, Application ); +} + +static Application * +LookupApplication( TestManager *tm, + const char *name ) +{ + Application *app; + + D_MAGIC_ASSERT( tm, TestManager ); + D_ASSERT( name != NULL ); + + direct_list_foreach (app, tm->applications) { + D_MAGIC_ASSERT( app, Application ); + + if (!strcmp( app->name, name )) + return app; + } + + return NULL; +} + +static Application * +LookupApplicationByPID( TestManager *tm, + pid_t pid ) +{ + Application *app; + + D_MAGIC_ASSERT( tm, TestManager ); + + direct_list_foreach (app, tm->applications) { + D_MAGIC_ASSERT( app, Application ); + + if (app->pid == pid) + return app; + } + + return NULL; +} + +/**********************************************************************************************************************/ + +static void +MosaicRelayout( TestManager *tm, + void *layout_data ) +{ + int i; + int hcenter; + int vcenter; + ISaWManManager *manager; + DFBRectangle bounds[4]; + DFBDimension size; + + D_MAGIC_ASSERT( tm, TestManager ); + + if (!tm->num_windows) + return; + + manager = tm->manager; + D_ASSERT( manager != NULL ); + + manager->Lock( manager ); + + manager->GetSize( manager, DWSC_MIDDLE, &size ); + + hcenter = (size.w / 2) & ~1; + vcenter = size.h / 2; + + switch (tm->num_windows) { + case 0: + case 1: + bounds[0].x = 0; + bounds[0].y = 0; + bounds[0].w = size.w; + bounds[0].h = size.h; + + break; + + case 2: + bounds[0].x = 0; + bounds[0].y = 0; + bounds[0].w = hcenter; + bounds[0].h = size.h; + + bounds[1].x = hcenter; + bounds[1].y = 0; + bounds[1].w = size.w - hcenter; + bounds[1].h = size.h; + + break; + + case 3: + bounds[0].x = 0; + bounds[0].y = 0; + bounds[0].w = hcenter; + bounds[0].h = vcenter; + + bounds[1].x = 0; + bounds[1].y = vcenter; + bounds[1].w = hcenter; + bounds[1].h = size.h - vcenter; + + bounds[2].x = hcenter; + bounds[2].y = 0; + bounds[2].w = size.w - hcenter; + bounds[2].h = size.h; + + break; + + case 4: + bounds[0].x = 0; + bounds[0].y = 0; + bounds[0].w = hcenter; + bounds[0].h = vcenter; + + bounds[1].x = 0; + bounds[1].y = vcenter; + bounds[1].w = hcenter; + bounds[1].h = size.h - vcenter; + + bounds[2].x = hcenter; + bounds[2].y = 0; + bounds[2].w = size.w - hcenter; + bounds[2].h = vcenter; + + bounds[3].x = hcenter; + bounds[3].y = vcenter; + bounds[3].w = size.w - hcenter; + bounds[3].h = size.h - vcenter; + + break; + + default: + D_BUG( "invalid number of windows (%d)", tm->num_windows ); + break; + } + + for (i=0; i<tm->num_windows; i++) { + SaWManWindowHandle window = tm->windows[i]; + SaWManWindowConfig config; + SaWManWindowConfigFlags flags; + + flags = SWMCF_POSITION | SWMCF_SIZE; + config.bounds = bounds[i]; + manager->SetWindowConfig( manager, window, flags, &config ); + } + + manager->QueueUpdate( manager, DWSC_MIDDLE, NULL ); + + manager->Unlock( manager ); +} + +static void +MosaicAddWindow( TestManager *tm, + void *layout_data, + SaWManWindowHandle window ) +{ + ISaWManManager *manager; + + D_MAGIC_ASSERT( tm, TestManager ); + + manager = tm->manager; + D_ASSERT( manager != NULL ); + + manager->Lock( manager ); + + tm->windows[tm->num_windows++] = window; + + manager->InsertWindow( manager, window, SAWMAN_WINDOW_NONE, SWMWR_TOP ); + + MosaicRelayout( tm, layout_data ); + + manager->Unlock( manager ); +} + +static void +MosaicRemoveWindow( TestManager *tm, + void *layout_data, + SaWManWindowHandle window, + int index ) +{ + ISaWManManager *manager; + + D_MAGIC_ASSERT( tm, TestManager ); + + manager = tm->manager; + D_ASSERT( manager != NULL ); + + manager->Lock( manager ); + + /* Remove window from layout. */ + manager->RemoveWindow( manager, window ); + + MosaicRelayout( tm, layout_data ); + + manager->Unlock( manager ); +} + +static const Layout mosaic_layout = { + data: NULL, + Relayout: MosaicRelayout, + AddWindow: MosaicAddWindow, + RemoveWindow: MosaicRemoveWindow +}; + +/**********************************************************************************************************************/ + +static DFBResult +LayoutWindowAdd( TestManager *tm, + SaWManWindowHandle window ) +{ + const Layout *layout; + + D_MAGIC_ASSERT( tm, TestManager ); + + D_ASSERT( tm->current_layout >= 0 ); + D_ASSERT( tm->current_layout < tm->num_layouts ); + + layout = tm->layouts[tm->current_layout]; + + D_ASSERT( layout != NULL ); + D_ASSERT( layout->AddWindow != NULL ); + + if (tm->num_windows == MAX_WINDOWS) { + D_WARN( "maximum number (%d) of managed windows exceeded", MAX_WINDOWS ); + return DFB_LIMITEXCEEDED; + } + + /* Set some default borders. */ + //window->border_normal = 2; + //window->border_fullscreen = 4; + + /* Call the layout implementation. */ + layout->AddWindow( tm, layout->data, window ); + + return DFB_OK; +} + +static DFBResult +LayoutWindowRemove( TestManager *tm, + SaWManWindowHandle window ) +{ + int i; + const Layout *layout; + + D_MAGIC_ASSERT( tm, TestManager ); + + D_ASSERT( tm->current_layout >= 0 ); + D_ASSERT( tm->current_layout < tm->num_layouts ); + + layout = tm->layouts[tm->current_layout]; + + D_ASSERT( layout != NULL ); + D_ASSERT( layout->RemoveWindow != NULL ); + + for (i=0; i<tm->num_windows; i++) { + if (tm->windows[i] == window) + break; + } + + if (i == MAX_WINDOWS) { + D_BUG( "could not find window %lx", window ); + return DFB_BUG; + } + + /* Remove window from our own list of managed windows. */ + for (; i<tm->num_windows-1; i++) + tm->windows[i] = tm->windows[i+1]; + + tm->windows[i] = SAWMAN_WINDOW_NONE; + + tm->num_windows--; + + /* Call the layout implementation. */ + layout->RemoveWindow( tm, layout->data, window, i ); + + return DFB_OK; +} + +/**********************************************************************************************************************/ + +static DirectResult +start_request( void *context, + const char *name, + pid_t *ret_pid ) +{ + TestManager *tm = context; + Application *app; + pid_t pid; + const char *args[3]; + + D_INFO( "SaWMan/TestMan: Start request for '%s'!\n", name ); + + D_MAGIC_ASSERT( tm, TestManager ); + D_ASSERT( name != NULL ); + D_ASSERT( ret_pid != NULL ); + + app = LookupApplication( tm, name ); + if (!app) + return DFB_ITEMNOTFOUND; + + if (app->started && !waitpid( app->pid, NULL, WNOHANG )) { + D_DEBUG( "Already running '%s' (%d)!", name, app->pid ); + return DFB_BUSY; + } + + app->started = true; + + app->start_time = direct_clock_get_millis(); + + pid = vfork(); + + switch (pid) { + case -1: + perror("vfork"); + return DFB_FAILURE; + + case 0: + setsid(); + + args[0] = app->program; + args[1] = app->args; + args[2] = NULL; + + execvp( app->program, (char**) args ); + perror("execvp"); + _exit(0); + + default: + app->pid = pid; + break; + } + + *ret_pid = pid; + + return DFB_OK; +} + +static DirectResult +stop_request( void *context, + pid_t pid, + FusionID caller ) +{ + TestManager *tm = context; + Application *app; + + D_INFO( "SaWMan/TestMan: Stop request from Fusion ID 0x%lx for pid %d!\n", caller, pid ); + + D_MAGIC_ASSERT( tm, TestManager ); + + app = LookupApplicationByPID( tm, pid ); + if (!app) + return DFB_ITEMNOTFOUND; + + /* Already died before attaching? */ + if (waitpid( app->pid, NULL, WNOHANG )) { + app->started = false; + app->pid = 0; + + return DFB_OK; + } + + /* Not attached yet? */ + if (!app->process) { + D_ERROR( "Application with pid %d did not attach yet!\n", app->pid ); + return DFB_NOCONTEXT; + } + + /* FIXME: avoid signals */ + kill( app->pid, 9 ); + + return DFB_OK; +} + +static DirectResult +process_added( void *context, + SaWManProcess *process ) +{ + TestManager *tm = context; + Application *app; + + D_INFO( "SaWMan/TestMan: Process added (%d) [%lu]!\n", process->pid, process->fusion_id ); + + D_MAGIC_ASSERT( tm, TestManager ); + + app = LookupApplicationByPID( tm, process->pid ); + if (!app) + return DFB_ITEMNOTFOUND; + + if (app->process) { + D_BUG( "Already attached '%s' (%d)!", app->name, app->pid ); + return DFB_BUG; + } + + app->process = process; + + return DFB_OK; +} + +static DirectResult +process_removed( void *context, + SaWManProcess *process ) +{ + TestManager *tm = context; + Application *app; + + D_INFO( "SaWMan/TestMan: Process removed (%d) [%lu]!\n", process->pid, process->fusion_id ); + + D_MAGIC_ASSERT( tm, TestManager ); + + app = LookupApplicationByPID( tm, process->pid ); + if (!app) + return DFB_ITEMNOTFOUND; + + if (app->process != process) { + D_BUG( "Process mismatch %p != %p of '%s' (%d)!", app->process, process, app->name, app->pid ); + return DFB_BUG; + } + + if (waitpid( app->pid, NULL, 0 ) < 0) + perror("waitpid"); + + app->process = NULL; + app->started = false; + app->pid = 0; + + return DFB_OK; +} + +static DirectResult +input_filter( void *context, + DFBInputEvent *event ) +{ + int i; + TestManager *tm = context; + ISaWManManager *manager; + +// D_INFO( "SaWMan/TestMan: Input filter (%x)!\n", event->type ); + + D_MAGIC_ASSERT( tm, TestManager ); + + manager = tm->manager; + + D_ASSERT( manager != NULL ); + + manager->Lock( manager ); + + switch (event->type) { + case DIET_KEYPRESS: + switch (event->key_symbol) { + case DIKS_F9: + if (tm->num_windows > 1) { + for (i=0; i<tm->num_windows; i++) { + SaWManWindowHandle window = tm->windows[i]; + + if (window == tm->focus_window) { + window = tm->windows[(i+1) % tm->num_windows]; + + manager->SwitchFocus( manager, window ); + + break; + } + } + } + manager->Unlock( manager ); + return DFB_BUSY; + + case DIKS_F10: + if (tm->num_layouts > 1) { + const Layout *layout; + + if (++tm->current_layout == tm->num_layouts) + tm->current_layout = 0; + + layout = tm->layouts[tm->current_layout]; + + D_ASSERT( layout != NULL ); + D_ASSERT( layout->Relayout != NULL ); + + layout->Relayout( tm, layout->data ); + } + manager->Unlock( manager ); + return DFB_BUSY; + + case DIKS_F11: + tm->scaling_mode = (tm->scaling_mode == SWMSM_SMOOTH_SW) ? SWMSM_STANDARD : SWMSM_SMOOTH_SW; + manager->SetScalingMode( manager, tm->scaling_mode ); + manager->Unlock( manager ); + return DFB_BUSY; + + default: + break; + } + + case DIET_KEYRELEASE: + switch (event->key_symbol) { + case DIKS_F9: + case DIKS_F10: + case DIKS_F11: + manager->Unlock( manager ); + return DFB_BUSY; + + default: + break; + } + + default: + break; + } + + manager->Unlock( manager ); + return DFB_OK; +} + + +static DirectResult +window_preconfig( void *context, + SaWManWindowConfig *config ) +{ + D_INFO( "SaWMan/TestMan: Window preconfig (%d,%d-%dx%d)!\n", + DFB_RECTANGLE_VALS( &config->bounds ) ); + + return DFB_OK; +} + +static DirectResult +window_added( void *context, + SaWManWindowInfo *info ) +{ + DFBResult ret; + TestManager *tm = context; + + D_MAGIC_ASSERT( tm, TestManager ); + + D_INFO( "SaWMan/TestMan: Window added (%d,%d-%dx%d)!\n", + DFB_RECTANGLE_VALS( &info->config.bounds ) ); + + if (info->caps & DWCAPS_NODECORATION) + return DFB_NOIMPL; /* to let sawman insert the window */ + + /* Already showing window? (reattaching) */ + if (info->config.opacity) { + /* Activate scaling. */ + info->config.options |= DWOP_SCALE; + + ret = LayoutWindowAdd( tm, info->handle ); + if (ret) + return ret; + } + + return DFB_OK; +} + +static DirectResult +window_removed( void *context, + SaWManWindowInfo *info ) +{ + D_INFO( "SaWMan/TestMan: Window removed (%d,%d-%dx%d)!\n", + DFB_RECTANGLE_VALS( &info->config.bounds ) ); + + return DFB_OK; +} + +static DirectResult +window_reconfig( void *context, + SaWManWindowReconfig *reconfig ) +{ + DFBResult ret; + TestManager *tm = context; + SaWManWindowConfig *current; + SaWManWindowConfig *request; + + D_MAGIC_ASSERT( tm, TestManager ); + + if (reconfig->caps & DWCAPS_NODECORATION) + return DFB_OK; + + current = &reconfig->current; + request = &reconfig->request; + + if (reconfig->flags & SWMCF_POSITION) { + D_INFO( "SaWMan/TestMan: Window config - ignoring position (%d,%d)!\n", request->bounds.x, request->bounds.y ); + reconfig->flags &= ~SWMCF_POSITION; + } + + if (reconfig->flags & SWMCF_SIZE) { + D_INFO( "SaWMan/TestMan: Window config - ignoring size (%dx%d)!\n", request->bounds.w, request->bounds.h ); + reconfig->flags &= ~SWMCF_SIZE; + } + + if (reconfig->flags & SWMCF_STACKING) { + D_INFO( "SaWMan/TestMan: Window config - ignoring stacking (%d)!\n", request->stacking ); + reconfig->flags &= ~SWMCF_STACKING; + } + + if (reconfig->flags & SWMCF_OPACITY) { + /* Show? */ + if (request->opacity && !current->opacity) { + /* Activate scaling. */ + if ( !(reconfig->flags & SWMCF_OPTIONS) ) + request->options = 0; /* if a flag is not set, corresponding field may not be initialised */ + + reconfig->flags |= SWMCF_OPTIONS; + request->options |= DWOP_SCALE; + + ret = LayoutWindowAdd( tm, reconfig->handle ); + if (ret) + return ret; + } + /* Hide? */ + else if (!request->opacity && current->opacity) { + LayoutWindowRemove( tm, reconfig->handle ); + } + } + + return DFB_OK; +} + +static DirectResult +window_restack( void *context, + SaWManWindowHandle handle, + SaWManWindowHandle relative, + SaWManWindowRelation relation ) +{ + //~ if (window->caps & DWCAPS_NODECORATION) + //~ return DFB_OK; + + D_INFO( "SaWMan/TestMan: Window restack - refusing!\n" ); + + return DFB_ACCESSDENIED; +} + +static DirectResult +switch_focus( void *context, + SaWManWindowHandle window ) +{ + TestManager *tm = context; + + D_MAGIC_ASSERT( tm, TestManager ); + + D_INFO( "SaWMan/TestMan: Switching focus to %lx\n", window ); + + tm->focus_window = window; + + return DFB_OK; +} + +static const SaWManCallbacks callbacks = { + Start: start_request, + Stop: stop_request, + ProcessAdded: process_added, + ProcessRemoved: process_removed, + InputFilter: input_filter, + WindowPreConfig: window_preconfig, + WindowAdded: window_added, + WindowRemoved: window_removed, + WindowReconfig: window_reconfig, + WindowRestack: window_restack, + //~ StackResized + SwitchFocus: switch_focus +}; + + +int +main( int argc, char** argv ) +{ + TestManager tm; + + D_INFO( "SaWMan/TestMan: Initializing...\n" ); + + memset( &tm, 0, sizeof(tm) ); + + tm.layouts[tm.num_layouts++] = &mosaic_layout; + + D_MAGIC_SET( &tm, TestManager ); + + AddApplication( &tm, "Penguins", "df_andi", "--dfb:mode=640x480,force-windowed" ); + AddApplication( &tm, "Windows", "df_window", NULL ); + + + CHECK( DirectFBInit( &argc, &argv ) ); + + CHECK( DirectFBCreate( &tm.dfb ) ); + + CHECK( SaWManCreate( &tm.saw ) ); + + CHECK( tm.saw->CreateManager( tm.saw, &callbacks, &tm, &tm.manager ) ); + + pause(); + + +out: + D_INFO( "SaWMan/TestMan: Shutting down...\n" ); + + if (tm.manager) + tm.manager->Release( tm.manager ); + + if (tm.saw) + tm.saw->Release( tm.saw ); + + if (tm.dfb) + tm.dfb->Release( tm.dfb ); + + D_MAGIC_CLEAR( &tm ); + + return 0; +} + |