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54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
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#include "GUIDialogManager.h"
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#include "GUIDialogBase.h"
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namespace GUI
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{
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// GUIDialogManager的单例实例初始化为nullptr
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GUIDialogManager *GUIDialogManager::_instance = nullptr;
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// 当对话框创建时调用此函数，将其添加到管理列表中
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void GUIDialogManager::dialogCreated(GUIDialogBase *dlg, QString uniqueFlag)
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{
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if (_dialogList.contains(dlg))
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return;
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_dialogList.append(dlg);
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if (uniqueFlag.isEmpty()) return;
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if (!_dialogHash.contains(uniqueFlag)) {
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_dialogHash.insert(uniqueFlag, nullptr);
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}
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auto dialog = _dialogHash.value(uniqueFlag, nullptr);
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if (dialog != nullptr) {
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dialog->setAttribute(Qt::WA_DeleteOnClose, false);
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dialog->close();
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delete dialog;
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dialog = nullptr;
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}
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_dialogHash[uniqueFlag] = dlg;
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}
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// 当对话框销毁时调用此函数，将其从管理列表中移除
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void GUIDialogManager::dialogDestoried(GUIDialogBase *dlg)
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{
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if (!_dialogList.contains(dlg))
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return;
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_dialogList.removeOne(dlg);
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// 删除对话框的时候将hash中的value设置nullptr
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auto it = _dialogHash.constBegin();
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while (it != _dialogHash.constEnd()) {
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if (it.value() == dlg) {
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_dialogHash[it.key()] = nullptr;
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}
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++it;
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}
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}
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// 获取当前所有存活的对话框列表
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QList<GUIDialogBase *> GUIDialogManager::getAllDialogs()
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{
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return _dialogList;
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}
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} // namespace GUI
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