Add panel tree view with layout preservation fixes

.gitignore

@@ -8,6 +8,15 @@ Thumbs.db
 .vs/
 *.aps
 *.vcxproj.user
+
+# Local build output
+.localbuild/
+out/
+
+# Generated plugin build output
+/src/plugins/pictview/vcxproj/exif/salamander/
+/src/plugins/pictview/vcxproj/salamander/
+
 /src/plugins/automation/generated/automation.tlb
 /src/plugins/automation/generated/dlldata.c
 /src/plugins/automation/generated/salamander_h.h

src/cfgdlg.h

@@ -211,6 +211,7 @@ struct CConfiguration
         HotPathsBarVisible,     // toolbar visibility
         DriveBarVisible,        // drive bar visibility
         DriveBar2Visible,       // second drive bar visibility
+        TreeViewVisible,        // active-panel tree visibility
         UseSalOpen,             // should salopen.exe be used (otherwise association runs directly)
         NetwareFastDirMove,     // should fast-dir-move (rename directories) be used on the Novell Netware? (otherwise rename files only, directories are created + old empty ones deleted) (REASON: for some users, fast-dir-move works on Novell and they don’t want to wait)
         UseAsyncCopyAlg,        // Win7+ only (older OS: always FALSE): should asynchronous file copy algorithm be used on network drives?
@@ -384,6 +385,7 @@ struct CConfiguration
     int DriveBarIndex;
     int DriveBarBreak;
     int DriveBarWidth;
+    int TreeViewWidth;
     int GripsVisible;
 
     // Change drive

src/dialogs4.cpp

@@ -317,6 +317,7 @@ CConfiguration::CConfiguration()
     HotPathsBarVisible = FALSE;
     DriveBarVisible = TRUE;
     DriveBar2Visible = FALSE;
+    TreeViewVisible = FALSE;
     IconSpacingVert = 43;
     IconSpacingHorz = 43;
     TileSpacingVert = 8;
@@ -491,6 +492,7 @@ CConfiguration::CConfiguration()
     DriveBarIndex = 5;
     DriveBarBreak = TRUE;
     DriveBarWidth = 1; // dummy
+    TreeViewWidth = 200;
 
     GripsVisible = TRUE;
 

src/dialogs5.cpp

@@ -3404,6 +3404,7 @@ void CCfgPagePanels::Transfer(CTransferInfo& ti)
     ti.CheckBox(IDC_QUICKSEARCH_ALT, Configuration.QuickSearchEnterAlt);
     ti.CheckBox(IDE_PRIMARYCTXMENU, Configuration.PrimaryContextMenu);
     ti.CheckBox(IDC_SHIFTFORHOTPATHS, Configuration.ShiftForHotPaths);
+    ti.CheckBox(IDC_PANELTREEVIEW, Configuration.TreeViewVisible);
     ti.CheckBox(IDC_CLICKTORENAME, Configuration.ClickQuickRename);
     ti.CheckBox(IDC_SORTUSESLOCALE, Configuration.SortUsesLocale);
     ti.CheckBox(IDC_SORTDETECTNUMBERS, Configuration.SortDetectNumbers);

src/fileswn0.cpp

@@ -3291,6 +3291,7 @@ void CFilesWindow::SetupListBoxScrollBars()
 void CFilesWindow::RefreshForConfig()
 {
     CALL_STACK_MESSAGE1("CFilesWindow::RefreshForConfig()");
+    UpdateTreeView(MainWindow->LeftPanel == this);
     if (Is(ptZIPArchive))
     { // we ensure a refresh of the archive by corrupting the archive's size
         SetZIPArchiveSize(CQuadWord(-1, -1));