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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-02-20 13:57:39 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-02-20 13:57:39 -0600
commit98ead41b56d43b01c980a017949d351581769d29 (patch)
treee3b0326666fb1d434fa315cb16aa19a6771daaf3 /twin
parentd160a6fc0101dd094195f8d0782e8aefcf94d376 (diff)
downloadtdebase-98ead41b56d43b01c980a017949d351581769d29.tar.gz
tdebase-98ead41b56d43b01c980a017949d351581769d29.zip
Add suspend/resume support for twin managed applications
Diffstat (limited to 'twin')
-rw-r--r--twin/CMakeLists.txt1
-rw-r--r--twin/client.cpp99
-rw-r--r--twin/client.h4
-rw-r--r--twin/manage.cpp6
-rw-r--r--twin/useractions.cpp8
-rw-r--r--twin/workspace.h1
6 files changed, 111 insertions, 8 deletions
diff --git a/twin/CMakeLists.txt b/twin/CMakeLists.txt
index cfdcf5e1..aa9f4105 100644
--- a/twin/CMakeLists.txt
+++ b/twin/CMakeLists.txt
@@ -13,6 +13,7 @@ project( twin )
add_subdirectory( lib )
add_subdirectory( killer )
+add_subdirectory( resumer )
add_subdirectory( kcmtwin )
add_subdirectory( pics )
add_subdirectory( clients )
diff --git a/twin/client.cpp b/twin/client.cpp
index ff890404..56b92e69 100644
--- a/twin/client.cpp
+++ b/twin/client.cpp
@@ -23,6 +23,7 @@ License. See the file "COPYING" for the exact licensing terms.
#include <tqwhatsthis.h>
#include <twin.h>
#include <kiconloader.h>
+#include <klocale.h>
#include <stdlib.h>
#include "bridge.h"
@@ -102,6 +103,7 @@ Client::Client( Workspace *ws )
in_layer( UnknownLayer ),
ping_timer( NULL ),
process_killer( NULL ),
+ process_resumer( NULL ),
user_time( CurrentTime ), // not known yet
allowed_actions( 0 ),
postpone_geometry_updates( 0 ),
@@ -174,7 +176,7 @@ Client::Client( Workspace *ws )
frame_geometry = TQRect( 0, 0, 100, 100 ); // so that decorations don't start with size being (0,0)
client_size = TQSize( 100, 100 );
custom_opacity = false;
- rule_opacity_active = 0;; //translucency rules
+ rule_opacity_active = 0; //translucency rules
rule_opacity_inactive = 0; //dito.
// SELI initialize xsizehints??
@@ -678,6 +680,9 @@ void Client::minimize( bool avoid_animation )
void Client::unminimize( bool avoid_animation )
{
+ if (!queryUserSuspendedResume())
+ return;
+
if( !isMinimized())
return;
@@ -1840,7 +1845,7 @@ bool Client::isSuspendable() const
pid_t pid = info->pid();
if( pid <= 0 || machine.isEmpty()) // needed properties missing
return false;
- kdDebug( 1212 ) << "Suspend process:" << pid << "(" << machine << ")" << endl;
+ kdDebug( 1212 ) << "Check suspendable process:" << pid << "(" << machine << ")" << endl;
if( machine != "localhost" )
{
return false;
@@ -1884,7 +1889,7 @@ bool Client::isResumeable() const
pid_t pid = info->pid();
if( pid <= 0 || machine.isEmpty()) // needed properties missing
return false;
- kdDebug( 1212 ) << "Suspend process:" << pid << "(" << machine << ")" << endl;
+ kdDebug( 1212 ) << "Check resumeable process:" << pid << "(" << machine << ")" << endl;
if( machine != "localhost" )
{
return false;
@@ -1922,6 +1927,36 @@ bool Client::isResumeable() const
}
}
+bool Client::queryUserSuspendedResume()
+ {
+ if (isResumeable())
+ {
+ if (process_resumer != NULL)
+ {
+ return false;
+ }
+ process_resumer = new KProcess( this );
+ *process_resumer << KStandardDirs::findExe( "twin_resumer_helper" )
+ << "--pid" << TQCString().setNum( info->pid() ) << "--hostname" << wmClientMachine( true )
+ << "--windowname" << caption().utf8()
+ << "--applicationname" << resourceClass()
+ << "--wid" << TQCString().setNum( window());
+ connect( process_resumer, TQT_SIGNAL( processExited( KProcess* )),
+ TQT_SLOT( processResumerExited()));
+ if( !process_resumer->start( KProcess::NotifyOnExit ))
+ {
+ delete process_resumer;
+ process_resumer = NULL;
+ return true;
+ }
+ return false;
+ }
+ else
+ {
+ return true;
+ }
+ }
+
void Client::suspendWindow()
{
TQCString machine = wmClientMachine( true );
@@ -1934,7 +1969,26 @@ void Client::suspendWindow()
return;
}
else
+ {
+ for ( ClientList::ConstIterator it = workspace()->clients.begin(); it != workspace()->clients.end(); ++it)
+ {
+ Client* nextclient = *it;
+ pid_t nextpid = nextclient->info->pid();
+ TQCString nextmachine = nextclient->wmClientMachine( true );
+ if( nextpid > 0 && (!nextmachine.isEmpty()))
+ {
+ if( ( nextmachine == "localhost" ) && ( pid == nextpid ) )
+ {
+ TQString newCaption = TQString(readName()).append(" <").append(i18n("Suspended")).append(">");
+ nextclient->info->setVisibleName(newCaption.utf8());
+ nextclient->info->setVisibleIconName(newCaption.utf8());
+ nextclient->minimized_before_suspend = nextclient->isMinimized();
+ nextclient->minimize(true);
+ }
+ }
+ }
::kill( pid, SIGSTOP );
+ }
}
void Client::resumeWindow()
@@ -1949,7 +2003,26 @@ void Client::resumeWindow()
return;
}
else
+ {
::kill( pid, SIGCONT );
+ for ( ClientList::ConstIterator it = workspace()->clients.begin(); it != workspace()->clients.end(); ++it)
+ {
+ Client* nextclient = *it;
+ pid_t nextpid = nextclient->info->pid();
+ TQCString nextmachine = nextclient->wmClientMachine( true );
+ if( nextpid > 0 && (!nextmachine.isEmpty()))
+ {
+ if( ( nextmachine == "localhost" ) && ( pid == nextpid ) )
+ {
+ if (!nextclient->minimized_before_suspend)
+ {
+ nextclient->unminimize(true);
+ }
+ nextclient->updateCaption();
+ }
+ }
+ }
+ }
}
void Client::processKillerExited()
@@ -1959,6 +2032,18 @@ void Client::processKillerExited()
process_killer = NULL;
}
+void Client::processResumerExited()
+ {
+ kdDebug( 1212 ) << "Resumer exited" << endl;
+ if (process_resumer->exitStatus() == 0)
+ {
+ resumeWindow();
+ takeFocus( Allowed );
+ }
+ delete process_resumer;
+ process_resumer = NULL;
+ }
+
void Client::setSkipTaskbar( bool b, bool from_outside )
{
int was_wants_tab_focus = wantsTabFocus();
@@ -2178,7 +2263,7 @@ void Client::setCaption( const TQString& s, bool force )
info->setVisibleName( caption().utf8() );
reset_name = false;
}
- if(( was_suffix && cap_suffix.isEmpty()
+ if(( (was_suffix && cap_suffix.isEmpty())
|| reset_name )) // if it was new window, it may have old value still set, if the window is reused
{
info->setVisibleName( "" ); // remove
@@ -2270,10 +2355,12 @@ void Client::readIcons( Window win, TQPixmap* icon, TQPixmap* miniicon )
if( icon != NULL )
*icon = KWin::icon( win, 32, 32, TRUE, KWin::NETWM | KWin::WMHints );
if( miniicon != NULL )
+ {
if( icon == NULL || !icon->isNull())
*miniicon = KWin::icon( win, 16, 16, TRUE, KWin::NETWM | KWin::WMHints );
else
*miniicon = TQPixmap();
+ }
}
void Client::getIcons()
@@ -2745,10 +2832,12 @@ void Client::updateOpacity()
{
for( ClientList::ConstIterator it = group()->members().begin(); it != group()->members().end(); it++ )
if ((*it)->isDialog() || (*it)->isUtility())
+ {
if( (*it)->ruleOpacityActive() )
(*it)->setOpacity((*it)->ruleOpacityActive() < 0xFFFFFFFF, (*it)->ruleOpacityActive());
else
(*it)->setOpacity(options->translucentActiveWindows, options->activeWindowOpacity);
+ }
}
}
else
@@ -2819,10 +2908,12 @@ void Client::updateOpacity()
{
for( ClientList::ConstIterator it = group()->members().begin(); it != group()->members().end(); it++ )
if ((*it)->isUtility()) //don't deactivate dialogs...
+ {
if( (*it)->ruleOpacityInactive() )
(*it)->setOpacity((*it)->ruleOpacityInactive() < 0xFFFFFFFF, (*it)->ruleOpacityInactive());
else
(*it)->setOpacity(options->translucentInactiveWindows && !((*it)->keepAbove() && options->keepAboveAsActive), options->inactiveWindowOpacity);
+ }
}
}
}
diff --git a/twin/client.h b/twin/client.h
index 81343106..c5365b57 100644
--- a/twin/client.h
+++ b/twin/client.h
@@ -302,6 +302,7 @@ class Client : public TQObject, public KDecorationDefines
void killWindow();
void suspendWindow();
void resumeWindow();
+ bool queryUserSuspendedResume();
void maximize( MaximizeMode );
void toggleShade();
void showContextHelp();
@@ -383,6 +384,7 @@ class Client : public TQObject, public KDecorationDefines
private slots:
void pingTimeout();
void processKillerExited();
+ void processResumerExited();
void demandAttentionKNotify();
void drawShadow();
void drawShadowAfter(Client *after);
@@ -560,6 +562,7 @@ class Client : public TQObject, public KDecorationDefines
Layer in_layer;
TQTimer* ping_timer;
KProcess* process_killer;
+ KProcess* process_resumer;
Time ping_timestamp;
Time user_time;
unsigned long allowed_actions;
@@ -598,6 +601,7 @@ class Client : public TQObject, public KDecorationDefines
TQTimer* demandAttentionKNotifyTimer;
friend bool performTransiencyCheck();
+ bool minimized_before_suspend;
};
// helper for Client::postponeGeometryUpdates() being called in pairs (true/false)
diff --git a/twin/manage.cpp b/twin/manage.cpp
index 2c677715..acf1ce59 100644
--- a/twin/manage.cpp
+++ b/twin/manage.cpp
@@ -538,6 +538,12 @@ bool Client::manage( Window w, bool isMapped )
workspace()->discardUsedWindowRules( this, false ); // remove ApplyNow rules
updateWindowRules(); // was blocked while !isManaged()
+// Handle suspended processes
+ if (isResumeable())
+ {
+ suspendWindow(); // It won't hurt to stop the process again, and this will update the displayed captions
+ }
+
// TODO there's a small problem here - isManaged() depends on the mapping state,
// but this client is not yet in Workspace's client list at this point, will
// be only done in addClient()
diff --git a/twin/useractions.cpp b/twin/useractions.cpp
index 6542cdb9..e036adc7 100644
--- a/twin/useractions.cpp
+++ b/twin/useractions.cpp
@@ -68,10 +68,10 @@ TQPopupMenu* Workspace::clientPopup()
advanced_popup->insertItem( i18n("Shad&ow"), Options::ShadowOp );
advanced_popup->insertItem( SmallIconSet("key_bindings"),
i18n("Window &Shortcut...")+'\t'+keys->shortcut("Setup Window Shortcut").seq(0).toString(), Options::SetupWindowShortcutOp );
-// FIXME
-// Uncomment these actions when twin can handle suspended applications in a user friendly manner
-// advanced_popup->insertItem( SmallIconSet( "suspend" ), i18n("&Suspend Application"), Options::SuspendWindowOp );
-// advanced_popup->insertItem( SmallIconSet( "exec" ), i18n("&Resume Application"), Options::ResumeWindowOp );
+ advanced_popup->insertSeparator();
+ advanced_popup->insertItem( SmallIconSet( "suspend" ), i18n("&Suspend Application"), Options::SuspendWindowOp );
+ advanced_popup->insertItem( SmallIconSet( "exec" ), i18n("&Resume Application"), Options::ResumeWindowOp );
+ advanced_popup->insertSeparator();
advanced_popup->insertItem( SmallIconSet( "wizard" ), i18n("&Special Window Settings..."), Options::WindowRulesOp );
advanced_popup->insertItem( SmallIconSet( "wizard" ), i18n("&Special Application Settings..."), Options::ApplicationRulesOp );
diff --git a/twin/workspace.h b/twin/workspace.h
index 6a161c52..fb9302a0 100644
--- a/twin/workspace.h
+++ b/twin/workspace.h
@@ -647,6 +647,7 @@ class Workspace : public TQObject, public KWinInterface, public KDecorationDefin
Window null_focus_window;
bool forced_global_mouse_grab;
friend class StackingUpdatesBlocker;
+ friend class Client;
//kompmgr
TQSlider *transSlider;