Remember user settings across sessions

most user settings (language, blocks zoom, long form input, clicking
sound, design preference) are now made persistent in localStorage, so
if the user closes and re-opens Snap! the settings stay the same

2 files changed, 85 insertions, 3 deletions

diff --git a/gui.js b/gui.js
index e9d0251..61a92ad 100644
--- a/gui.js
+++ b/gui.js
@@ -68,7 +68,7 @@ sb, CommentMorph, CommandBlockMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.gui = '2013-May-16';
+modules.gui = '2013-May-17';
 
 // Declarations
 
@@ -183,6 +183,9 @@ IDE_Morph.prototype.init = function (isAutoFill) {
     // global font setting
     MorphicPreferences.globalFontFamily = 'Helvetica, Arial';
 
+    // restore saved user preferences
+    this.applySavedSettings();
+
     // additional properties:
     this.cloudMsg = null;
     this.source = 'local';
@@ -739,7 +742,6 @@ IDE_Morph.prototype.createCategories = function () {
     if (this.categories) {
         this.categories.destroy();
     }
-
     this.categories = new Morph();
     this.categories.color = this.groupColor;
     this.categories.silentSetWidth(this.logo.width()); // width is fixed
@@ -1624,11 +1626,13 @@ IDE_Morph.prototype.selectSprite = function (sprite) {
 IDE_Morph.prototype.defaultDesign = function () {
     this.setDefaultDesign();
     this.refreshIDE();
+    this.removeSetting('design');
 };
 
 IDE_Morph.prototype.flatDesign = function () {
     this.setFlatDesign();
     this.refreshIDE();
+    this.saveSetting('design', 'flat');
 };
 
 IDE_Morph.prototype.refreshIDE = function () {
@@ -1653,6 +1657,65 @@ IDE_Morph.prototype.refreshIDE = function () {
     }
 };
 
+// IDE_Morph settings persistance
+
+IDE_Morph.prototype.applySavedSettings = function () {
+    var design = this.getSetting('design'),
+        zoom = this.getSetting('zoom'),
+        language = this.getSetting('language'),
+        click = this.getSetting('click'),
+        longform = this.getSetting('longform');
+
+    // design
+    if (design === 'flat') {
+        this.setFlatDesign();
+    } else {
+        this.setDefaultDesign();
+    }
+
+    // blocks zoom
+    if (zoom) {
+        SyntaxElementMorph.prototype.setScale(zoom);
+        CommentMorph.prototype.refreshScale();
+        SpriteMorph.prototype.initBlocks();
+    }
+
+    // language
+    if (language && language !== 'en') {
+        this.loadNewProject = true;
+        this.setLanguage(language);
+    }
+
+    //  click
+    if (click && !BlockMorph.prototype.snapSound) {
+        BlockMorph.prototype.toggleSnapSound();
+    }
+
+    // long form
+    if (longform) {
+        InputSlotDialogMorph.prototype.isLaunchingExpanded = true;
+    }
+};
+
+IDE_Morph.prototype.saveSetting = function (key, value) {
+    if (localStorage) {
+        localStorage['-snap-setting-' + key] = value;
+    }
+};
+
+IDE_Morph.prototype.getSetting = function (key) {
+    if (localStorage) {
+        return localStorage['-snap-setting-' + key];
+    }
+    return null;
+};
+
+IDE_Morph.prototype.removeSetting = function (key) {
+    if (localStorage) {
+        delete localStorage['-snap-setting-' + key];
+    }
+};
+
 // IDE_Morph sprite list access
 
 IDE_Morph.prototype.addNewSprite = function () {
@@ -2020,7 +2083,14 @@ IDE_Morph.prototype.settingsMenu = function () {
     }
     addPreference(
         'Clicking sound',
-        function () {BlockMorph.prototype.toggleSnapSound(); },
+        function () {
+            BlockMorph.prototype.toggleSnapSound();
+            if (BlockMorph.prototype.snapSound) {
+                myself.saveSetting('click', true);
+            } else {
+                myself.removeSetting('click');
+            }
+        },
         BlockMorph.prototype.snapSound,
         'uncheck to turn\nblock clicking\nsound off',
         'check to turn\nblock clicking\nsound on'
@@ -2861,6 +2931,11 @@ IDE_Morph.prototype.toggleBlurredShadows = function () {
 IDE_Morph.prototype.toggleLongFormInputDialog = function () {
     InputSlotDialogMorph.prototype.isLaunchingExpanded =
         !InputSlotDialogMorph.prototype.isLaunchingExpanded;
+    if (InputSlotDialogMorph.prototype.isLaunchingExpanded) {
+        this.saveSetting('longform', true);
+    } else {
+        this.removeSetting('longform');
+    }
 };
 
 IDE_Morph.prototype.togglePreferEmptySlotDrops = function () {
@@ -3046,9 +3121,11 @@ IDE_Morph.prototype.reflectLanguage = function (lang) {
     this.fixLayout();
     if (this.loadNewProject) {
         this.newProject();
+        this.loadNewProject = false;
     } else {
         this.openProjectString(projectData);
     }
+    this.saveSetting('language', lang);
 };
 
 // IDE_Morph blocks scaling
@@ -3153,6 +3230,7 @@ IDE_Morph.prototype.setBlocksScale = function (num) {
     this.createCorralBar();
     this.fixLayout();
     this.openProjectString(projectData);
+    this.saveSetting('zoom', num);
 };
 
 // IDE_Morph cloud interface
diff --git a/history.txt b/history.txt
index 45d60f0..d079c0e 100755
--- a/history.txt
+++ b/history.txt
@@ -1715,3 +1715,7 @@ ______
 130516
 ------
 * "flat" GUI design preference (in the settings menu)
+
+130517
+------
+* GUI: user preferences (settings) are now made persistent in localStorage