Fix issue 353: don't show context bar when a new view is activated

Now we have three modes: normal mode (everything is visible), the first
intermediate mode (context bar+sprite editor+timeline), and advanced mode
(sprite editor only).

src/app/commands/cmd_advanced_mode.cpp

@@ -55,10 +55,24 @@ void AdvancedModeCommand::onExecute(Context* context)
 {
   // Switch advanced mode.
   MainWindow* mainWindow = App::instance()->getMainWindow();
-  bool advancedMode = !mainWindow->isAdvancedMode();
-  mainWindow->setAdvancedMode(advancedMode);
+  MainWindow::Mode oldMode = mainWindow->getMode();
+  MainWindow::Mode newMode = oldMode;
 
-  if (advancedMode &&
+  switch (oldMode) {
+    case MainWindow::NormalMode:
+      newMode = MainWindow::ContextBarAndTimelineMode;
+      break;
+    case MainWindow::ContextBarAndTimelineMode:
+      newMode = MainWindow::EditorOnlyMode;
+      break;
+    case MainWindow::EditorOnlyMode:
+      newMode = MainWindow::NormalMode;
+      break;
+  }
+
+  mainWindow->setMode(newMode);
+
+  if (oldMode == MainWindow::NormalMode &&
       get_config_bool("AdvancedMode", "Warning", true)) {
     Accelerator* accel = get_accel_to_execute_command(short_name());
     if (accel != NULL) {

src/app/ui/main_window.cpp

@@ -1,5 +1,5 @@
 /* Aseprite
- * Copyright (C) 2001-2013  David Capello
+ * Copyright (C) 2001-2014  David Capello
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -56,7 +56,7 @@ MainWindow::MainWindow()
   : Window(DesktopWindow)
   , m_lastSplitterPos(0.0)
   , m_lastTimelineSplitterPos(75.0)
-  , m_advancedMode(false)
+  , m_mode(NormalMode)
   , m_startView(NULL)
 {
   setId("main_window");
@@ -146,27 +146,35 @@ void MainWindow::reloadMenus()
   invalidate();
 }
 
-void MainWindow::setAdvancedMode(bool advanced)
+void MainWindow::setMode(Mode mode)
 {
   // Check if we already are in the given mode.
-  if (m_advancedMode == advanced)
+  if (m_mode == mode)
     return;
 
-  m_advancedMode = advanced;
-
-  if (m_advancedMode) {
+  if (mode == NormalMode) {
+    if (m_colorBarSplitter->getPosition() == 0.0)
+      m_colorBarSplitter->setPosition(m_lastSplitterPos);
+  }
+  // If current mode is "normal", we save the splitter position of the
+  // color bar in "m_lastSplitterPos" before we hide it.
+  else if (m_mode == NormalMode) {
     m_lastSplitterPos = m_colorBarSplitter->getPosition();
     m_colorBarSplitter->setPosition(0.0);
   }
-  else if (m_colorBarSplitter->getPosition() == 0.0)
-    m_colorBarSplitter->setPosition(m_lastSplitterPos);
 
-  m_menuBar->setVisible(!advanced);
-  m_tabsBar->setVisible(!advanced);
-  m_toolBar->setVisible(!advanced);
-  m_statusBar->setVisible(!advanced);
-  m_contextBar->setVisible(!advanced);
+  m_menuBar->setVisible(mode == NormalMode);
+  m_tabsBar->setVisible(mode == NormalMode);
+  m_toolBar->setVisible(mode == NormalMode);
+  m_statusBar->setVisible(mode == NormalMode);
+  m_contextBar->setVisible(
+    mode == NormalMode ||
+    mode == ContextBarAndTimelineMode);
+  setTimelineVisibility(
+    mode == NormalMode ||
+    mode == ContextBarAndTimelineMode);
 
+  m_mode = mode;
   layout();
 }
 
@@ -232,12 +240,15 @@ void MainWindow::onActiveViewChange()
 
     m_contextBar->updateFromTool(UIContext::instance()
       ->getSettings()->getCurrentTool());
-    m_contextBar->setVisible(true);
+
+    if (m_mode != EditorOnlyMode)
+      m_contextBar->setVisible(true);
   }
   else {
     UIContext::instance()->setActiveView(NULL);
 
-    m_contextBar->setVisible(false);
+    if (m_mode != EditorOnlyMode)
+      m_contextBar->setVisible(false);
   }
   layout();
 }

src/app/ui/main_window.h

@@ -1,5 +1,5 @@
 /* Aseprite
- * Copyright (C) 2001-2013  David Capello
+ * Copyright (C) 2001-2014  David Capello
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -41,6 +41,12 @@ namespace app {
   class MainWindow : public ui::Window
                    , public TabsDelegate {
   public:
+    enum Mode {
+      NormalMode,
+      ContextBarAndTimelineMode,
+      EditorOnlyMode
+    };
+
     MainWindow();
     ~MainWindow();
 
@@ -54,8 +60,8 @@ namespace app {
     void start();
     void reloadMenus();
 
-    bool isAdvancedMode() const { return m_advancedMode; }
-    void setAdvancedMode(bool advanced);
+    Mode getMode() const { return m_mode; }
+    void setMode(Mode mode);
 
     bool getTimelineVisibility() const;
     void setTimelineVisibility(bool visible);
@@ -81,7 +87,7 @@ namespace app {
     Tabs* m_tabsBar;
     double m_lastSplitterPos;
     double m_lastTimelineSplitterPos;
-    bool m_advancedMode;
+    Mode m_mode;
     Timeline* m_timeline;
     Workspace* m_workspace;
     MiniEditorWindow* m_miniEditor;