[ADD] ! add a way for select a file and close dialog by double click on a file. (#56)

Author: aiekick

ImGuiFileDialog.cpp

@@ -962,7 +962,8 @@ namespace IGFD
 				m_CurrentPath_Decomposition.clear();
 			}
 
-			m_IsOk = false;	 // reset dialog result
+			m_IsOk = false;			// reset dialog result
+			m_WantToQuit = false;	// reset var used for start the dialog quit process from anywhere
 
 			ResetEvents();
 
@@ -1160,6 +1161,11 @@ namespace IGFD
 
 		m_FooterHeight = ImGui::GetCursorPosY() - posY;
 
+		if (m_WantToQuit && m_IsOk)
+		{
+			res = true;
+		}
+
 		return res;
 	}
 #ifdef USE_BOOKMARK
@@ -1373,6 +1379,7 @@ namespace IGFD
 				}
 			}
 #endif // USE_CUSTOM_SORTING_ICON
+			
 			if (!m_FilteredFileList.empty())
 			{
 				m_FileListClipper.Begin((int)m_FilteredFileList.size(), ImGui::GetTextLineHeightWithSpacing());
@@ -1514,6 +1521,12 @@ namespace IGFD
 			else
 			{
 				SelectFileName(vInfos);
+
+				if (ImGui::IsMouseDoubleClicked(0))
+				{
+					m_WantToQuit = true;
+					m_IsOk = true;
+				}
 			}
 		}
 

ImGuiFileDialog.h

@@ -618,6 +618,7 @@ namespace IGFD
 		std::string m_HeaderFileDate;						// detail view column date + time
 		bool m_SortingDirection[4] = { true, true, true, true };	// detail view // true => Descending, false => Ascending
 		SortingFieldEnum m_SortingField = SortingFieldEnum::FIELD_FILENAME;  // detail view sorting column
+		bool m_WantToQuit = false;							// set to true for start the quit process of the dialog, specific behavior for select a file by double click for the moment
 
 		std::string dlg_key;
 		std::string dlg_title;