Ticket #2465 (dynamically resize panels)

added new panel's action to dynamically resize panels:
    SplitEqual - make equal size of panels
    SplitMore - enlarge left/up panel
    SplitLess - enlarge right/down panel

changed misc/mc.keymap.default, misc/mc.keymap.emacs

Signed-off-by: Ilia Maslakov <il.smind@gmail.com>

lib/keybind.c

@@ -194,6 +194,9 @@ static name_keymap_t command_names[] = {
     {"HotListAdd", CK_HotListAdd},
     {"ShowHidden", CK_ShowHidden},
     {"SplitVertHoriz", CK_SplitVertHoriz},
+    {"SplitEqual", CK_SplitEqual},
+    {"SplitMore", CK_SplitMore},
+    {"SplitLess", CK_SplitLess},
     {"PutCurrentPath", CK_PutCurrentPath},
     {"PutOtherPath", CK_PutOtherPath},
     {"PutCurrentTagged", CK_PutCurrentTagged},
@@ -324,9 +327,6 @@ static name_keymap_t command_names[] = {
     /* diff viewer */
     {"ShowSymbols", CK_ShowSymbols},
     {"SplitFull", CK_SplitFull},
-    {"SplitEqual", CK_SplitEqual},
-    {"SplitMore", CK_SplitMore},
-    {"SplitLess", CK_SplitLess},
     {"Tab2", CK_Tab2},
     {"Tab3", CK_Tab3},
     {"Tab4", CK_Tab4},

lib/keybind.h

@@ -164,6 +164,9 @@ enum
     CK_Tree,
     CK_Undelete,
     CK_SplitVertHoriz,
+    CK_SplitEqual,
+    CK_SplitMore,
+    CK_SplitLess,
     CK_CompareFiles,
     CK_OptionsPanel,
     CK_LinkSymbolicRelative,
@@ -304,9 +307,6 @@ enum
     /* diff viewer */
     CK_ShowSymbols = 700,
     CK_SplitFull,
-    CK_SplitEqual,
-    CK_SplitMore,
-    CK_SplitLess,
     CK_Tab2,
     CK_Tab3,
     CK_Tab4,

misc/mc.keymap.default

@@ -26,6 +26,9 @@ PanelListingSwitch = alt-t
 PanelListingChange =
 ShowHidden = alt-dot
 SplitVertHoriz = alt-comma
+SplitEqual = alt-equal
+SplitMore = alt-shift-right
+SplitLess = alt-shift-left
 Shell = ctrl-o
 PutCurrentPath = alt-a
 PutOtherPath = alt-shift-a

misc/mc.keymap.emacs

@@ -26,6 +26,9 @@ PanelListingSwitch = alt-t
 PanelListingChange =
 ShowHidden = alt-dot
 SplitVertHoriz = alt-comma
+SplitEqual = alt-equal
+SplitMore = alt-shift-right
+SplitLess = alt-shift-left
 Shell = ctrl-o
 PutCurrentPath = alt-a
 PutOtherPath = alt-shift-a

src/filemanager/layout.c

@@ -753,6 +753,59 @@ setup_panels (void)
 
 /* --------------------------------------------------------------------------------------------- */
 
+void
+panels_split_equal (void)
+{
+    if (panels_layout.horizontal_split)
+        panels_layout.horizontal_equal = TRUE;
+    else
+        panels_layout.vertical_equal = TRUE;
+
+    layout_change ();
+    do_refresh ();
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+panels_split_more (void)
+{
+    if (panels_layout.horizontal_split)
+    {
+        panels_layout.horizontal_equal = FALSE;
+        panels_layout.top_panel_size++;
+    }
+    else
+    {
+        panels_layout.vertical_equal = FALSE;
+        panels_layout.left_panel_size++;
+    }
+
+    layout_change ();
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+panels_split_less (void)
+{
+    if (panels_layout.horizontal_split)
+    {
+        panels_layout.horizontal_equal = FALSE;
+        panels_layout.top_panel_size--;
+    }
+    else
+    {
+        panels_layout.vertical_equal = FALSE;
+        panels_layout.left_panel_size--;
+    }
+
+    layout_change ();
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+
 void
 setup_cmdline (void)
 {

src/filemanager/layout.h

@@ -51,10 +51,12 @@ extern int nice_rotating_dash;
 extern panels_layout_t panels_layout;
 
 /*** declarations of public functions ************************************************************/
-
 void layout_change (void);
 void layout_box (void);
 void setup_panels (void);
+void panels_split_equal (void);
+void panels_split_more (void);
+void panels_split_less (void);
 void destroy_panels (void);
 void setup_cmdline (void);
 void set_display_type (int num, panel_view_mode_t type);

src/filemanager/midnight.c

@@ -1294,6 +1294,15 @@ midnight_execute_cmd (Widget * sender, unsigned long command)
     case CK_SplitVertHoriz:
         toggle_panels_split ();
         break;
+    case CK_SplitEqual:
+        panels_split_equal ();
+        break;
+    case CK_SplitMore:
+        panels_split_more ();
+        break;
+    case CK_SplitLess:
+        panels_split_less ();
+        break;
     case CK_PanelTree:
         panel_tree_cmd ();
         break;