Merge pull request #994 from isanae/generic-file-list

New file tree

1 files changed, 86 insertions, 0 deletions

diff --git a/src/envshell.h b/src/envshell.h
new file mode 100644
index 00000000..f9245a37
--- /dev/null
+++ b/src/envshell.h
@@ -0,0 +1,86 @@
+#ifndef ENV_SHELL_H
+#define ENV_SHELL_H
+
+#include "env.h"
+#include <QFileInfo>
+#include <QPoint>
+
+namespace env
+{
+
+class ShellMenu
+{
+public:
+  ShellMenu(QMainWindow* mw);
+
+  // noncopyable
+  ShellMenu(const ShellMenu&) = delete;
+  ShellMenu& operator=(const ShellMenu&) = delete;
+  ShellMenu(ShellMenu&&) = default;
+  ShellMenu& operator=(ShellMenu&&) = default;
+
+  void addFile(QFileInfo fi);
+  int fileCount() const;
+
+  void exec(const QPoint& pos);
+  HMENU getMenu();
+  bool wndProc(HWND hwnd, UINT m, WPARAM wp, LPARAM lp, LRESULT* out);
+  void invoke(const QPoint& p, int cmd);
+
+private:
+  QMainWindow* m_mw;
+  std::vector<QFileInfo> m_files;
+  COMPtr<IContextMenu> m_cm;
+  COMPtr<IContextMenu2> m_cm2;
+  COMPtr<IContextMenu3> m_cm3;
+  HMenuPtr m_menu;
+
+  void create();
+
+  std::vector<LPCITEMIDLIST> createIdls(const std::vector<QFileInfo>& files);
+  COMPtr<IShellItemArray> createItemArray(std::vector<LPCITEMIDLIST>& idls);
+
+  void createContextMenu(IShellItemArray* array);
+  void createPopupMenu(IContextMenu* cm);
+
+  COMPtr<IShellItem> createShellItem(const std::wstring& path);
+  COMPtr<IPersistIDList> getPersistIDList(IShellItem* item);
+  CoTaskMemPtr<LPITEMIDLIST> getIDList(IPersistIDList* pidlist);
+  HMenuPtr createDummyMenu(const QString& what);
+
+  void onMenuSelect(
+    HWND hwnd, HMENU hmenu, int item, HMENU hmenuPopup, UINT flags);
+};
+
+
+class ShellMenuCollection
+{
+public:
+  ShellMenuCollection(QMainWindow* mw);
+
+  void addDetails(QString s);
+  void add(QString name, ShellMenu m);
+
+  void exec(const QPoint& pos);
+
+private:
+  struct MenuInfo
+  {
+    QString name;
+    ShellMenu menu;
+  };
+
+  QMainWindow* m_mw;
+  std::vector<QString> m_details;
+  std::vector<MenuInfo> m_menus;
+  MenuInfo* m_active;
+
+  bool wndProc(HWND hwnd, UINT m, WPARAM wp, LPARAM lp, LRESULT* out);
+
+  void onMenuSelect(
+    HWND hwnd, HMENU hmenu, int item, HMENU hmenuPopup, UINT flags);
+};
+
+} // namespace
+
+#endif // ENV_SHELL_H