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kwin: fix Outline::hide() bug

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Unless the mouse pointer is not next to an electric border kwin calls
Outline::hide() on every move/resize event. To avoid unnecessary
repaints we now check whether the outline has been visible or not.
This commit is contained in:
Philipp Knechtges 2012-01-31 14:34:04 +01:00
parent 6750f8907e
commit 044ffb3a4b
2 changed files with 7 additions and 0 deletions
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6
outline.cpp
View file

@ -29,6 +29,7 @@ namespace KWin {
Outline::Outline()
: m_initialized(false)
, m_active(false)
{
}
@ -44,6 +45,7 @@ Outline::~Outline()
void Outline::show()
{
m_active = true;
if (effects && static_cast<EffectsHandlerImpl*>(effects)->provides(Effect::Outline)) {
static_cast<EffectsHandlerImpl*>(effects)->slotShowOutline(m_outlineGeometry);
return; // done by effect
@ -53,6 +55,10 @@ void Outline::show()
void Outline::hide()
{
if (!m_active) {
return;
}
m_active = false;
if (effects && static_cast<EffectsHandlerImpl*>(effects)->provides(Effect::Outline)) {
static_cast<EffectsHandlerImpl*>(effects)->slotHideOutline();
return; // done by effect

1
outline.h
View file

@ -96,6 +96,7 @@ private:
Window m_leftOutline;
QRect m_outlineGeometry;
bool m_initialized;
bool m_active;
};
}