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我有一個QWidget
窗口,其中包含一個QSplitter
。我在分離器的左側和右側都有QStackedLayout
(在QWidget
容器內)。主應用程序位於左側區域,可以觸發QWebViews
出現在右側。當我刪除右邊的QWebView
時,窗口嘗試調整大小,但保持在QWebView
的寬度。當我嘗試拖動窗口時,它會對齊到分離器左側的位置。刪除子元素時調整Qt窗口的大小。
我想讓窗口回到原來的狀態QStackedWidget
只顯示拆分器的左側。我嘗試了各種咒語,但我不太瞭解Qt,並且正在嘗試學習。
下面的代碼是使用Jambi包裝的Java代碼。在C++中概念應該是相同的,如果需要,我可以將任何其他語言綁定到Jambi。
我試圖設置窗口的最小寬度添加和刪除部件到RightStackedLayout
,但這在某些情況下打破分離器手柄。我認爲這是一個黑客解決方法。如果任何人都可以指出我正確的方向,將分離器右側的更改更新爲頂層窗口,我將非常感激。
// The main Window class
public Window() { // #QWidget
super();
this.setContentsMargins(0, 0, 0, 0);
QHBoxLayout mainLayout = new QHBoxLayout(this);
mainLayout.setContentsMargins(0, 0, 0, 0);
splitter = new QSplitter();
QWidget leftContainer = new QWidget();
QWidget rightContainer = new QWidget();
leftLayout = new QStackedLayout();
rightLayout = new RightStackedLayout();
leftContainer.setLayout(leftLayout);
rightContainer.setSizePolicy(new QSizePolicy(QSizePolicy.Policy.Expanding,QSizePolicy.Policy.Expanding));
rightContainer.setLayout(rightLayout);
splitter.addWidget(leftContainer);
splitter.addWidget(rightContainer);
splitter.setStretchFactor(0, 0); // do not resize left
splitter.setStretchFactor(1, 1); // fully resize right
splitter.setWindowState(WindowState.WindowMaximized);
mainLayout.addWidget(splitter);
}
public void denyWidthChange() { // when right side is closed, prevent user from resizing horizontally
this.setSizePolicy(new QSizePolicy(QSizePolicy.Policy.Fixed,QSizePolicy.Policy.Preferred));
this.splitter.setSizePolicy(new QSizePolicy(QSizePolicy.Policy.Fixed,QSizePolicy.Policy.Preferred));
this.splitter.updateGeometry();
this.updateGeometry();
}
public void allowWidthChange() { // when right side open, allow user to expand horizontally
this.setSizePolicy(new QSizePolicy(QSizePolicy.Policy.Expanding,QSizePolicy.Policy.Expanding));
this.splitter.setSizePolicy(new QSizePolicy(QSizePolicy.Policy.Expanding,QSizePolicy.Policy.Expanding));
this.splitter.updateGeometry();
this.updateGeometry();
}
public void adjustSizes(int w, int h) {
this.resize(w, h);
this.splitter.resize(w, h);
}
// The RightStackedLayout
public void add(QWidget widget) {
Application.window.allowWidthChange();
Application.window.setMinimumWidth(((WebPane)widget).minWidth()+this.rememberWidth); // left side + right side
QWidget current = this.currentWidget();
if (current != null) {
this.rememberWidth = current.size().width(); // remember the user resize preferences
}
int idx = this.indexOf(widget);
if (idx == -1) {
widget.setMinimumWidth(this.rememberWidth);
this.addWidget(widget);
}
this.setCurrentWidget(widget);
}
public void remove(QWidget widget) {
Application.window.allowWidthChange();
this.removeWidget(widget);
this.update();
if (this.count() == 0) {
Log.debug("Last RightWebPane Closing: Shrinking the window");
this.rememberWidth = widget.size().width();
this.activate();
//((QWidget)this.parent()).resize(0, 0);
Application.window.setMinimumWidth(((WebPane)widget).minWidth());
Application.window.adjustSizes(0,Application.window.height());
Application.window.denyWidthChange();
}
}