From e2fe11351e5fde47895f22e3db831739dff3b6d6 Mon Sep 17 00:00:00 2001
From: Tzu-ping Chung <uranusjr@gmail.com>
Date: Mon, 16 Jun 2014 16:20:30 +0800
Subject: [PATCH] Add link and image insertion shortcut

---
 MacDown/Code/Document/MPDocument.m            | 20 +++++++++++++++++++
 .../Code/Extension/NSTextView+Autocomplete.h  |  2 +-
 .../Code/Extension/NSTextView+Autocomplete.m  |  6 +++++-
 MacDown/Localization/Base.lproj/MainMenu.xib  | 13 ++++++++++++
 4 files changed, 39 insertions(+), 2 deletions(-)

diff --git a/MacDown/Code/Document/MPDocument.m b/MacDown/Code/Document/MPDocument.m
index 2e89bd5..30e34b3 100644
--- a/MacDown/Code/Document/MPDocument.m
+++ b/MacDown/Code/Document/MPDocument.m
@@ -492,6 +492,26 @@ static NSString * const kMPMathJaxCDN =
     [self.editor toggleForMarkupPrefix:@"<!--" suffix:@"-->"];
 }
 
+- (IBAction)toggleLink:(id)sender
+{
+    if ([self.editor toggleForMarkupPrefix:@"[" suffix:@"]()"])
+    {
+        NSRange selectedRange = self.editor.selectedRange;
+        NSUInteger location = selectedRange.location + selectedRange.length + 2;
+        self.editor.selectedRange = NSMakeRange(location, 0);
+    }
+}
+
+- (IBAction)toggleImage:(id)sender
+{
+    if ([self.editor toggleForMarkupPrefix:@"![" suffix:@"]()"])
+    {
+        NSRange selectedRange = self.editor.selectedRange;
+        NSUInteger location = selectedRange.location + selectedRange.length + 2;
+        self.editor.selectedRange = NSMakeRange(location, 0);
+    }
+}
+
 - (IBAction)insertNewParagraph:(id)sender
 {
     NSRange range = self.editor.selectedRange;
diff --git a/MacDown/Code/Extension/NSTextView+Autocomplete.h b/MacDown/Code/Extension/NSTextView+Autocomplete.h
index 36e7cd0..b6cfb78 100644
--- a/MacDown/Code/Extension/NSTextView+Autocomplete.h
+++ b/MacDown/Code/Extension/NSTextView+Autocomplete.h
@@ -25,7 +25,7 @@
                      strikethroughEnabled:(BOOL)isStrikethroughEnabled;
 - (BOOL)deleteMatchingCharactersAround:(NSUInteger)location;
 - (BOOL)unindentForSpacesBefore:(NSUInteger)location;
-- (void)toggleForMarkupPrefix:(NSString *)prefix suffix:(NSString *)suffix;
+- (BOOL)toggleForMarkupPrefix:(NSString *)prefix suffix:(NSString *)suffix;
 - (BOOL)insertMappedContent;
 - (BOOL)completeNextLine;
 
diff --git a/MacDown/Code/Extension/NSTextView+Autocomplete.m b/MacDown/Code/Extension/NSTextView+Autocomplete.m
index 9ec5a82..a8b734a 100644
--- a/MacDown/Code/Extension/NSTextView+Autocomplete.m
+++ b/MacDown/Code/Extension/NSTextView+Autocomplete.m
@@ -220,10 +220,11 @@ static const unichar kMPMarkupCharacters[] = {
     return YES;
 }
 
-- (void)toggleForMarkupPrefix:(NSString *)prefix suffix:(NSString *)suffix
+- (BOOL)toggleForMarkupPrefix:(NSString *)prefix suffix:(NSString *)suffix
 {
     NSRange range = self.selectedRange;
     NSString *selection = [self.string substringWithRange:range];
+    BOOL isOn = NO;
 
     // Selection is already marked-up. Clear markup and maintain selection.
     NSUInteger poff = prefix.length;
@@ -234,6 +235,7 @@ static const unichar kMPMarkupCharacters[] = {
                                   selection.length + poff + suffix.length);
         [self insertText:selection replacementRange:sub];
         range.location = sub.location;
+        isOn = NO;
     }
     // Selection is normal. Mark it up and maintain selection.
     else
@@ -242,8 +244,10 @@ static const unichar kMPMarkupCharacters[] = {
                           prefix, selection, suffix];
         [self insertText:text replacementRange:range];
         range.location += poff;
+        isOn = YES;
     }
     self.selectedRange = range;
+    return isOn;
 }
 
 - (BOOL)insertMappedContent
diff --git a/MacDown/Localization/Base.lproj/MainMenu.xib b/MacDown/Localization/Base.lproj/MainMenu.xib
index e51d4b8..2a8369d 100644
--- a/MacDown/Localization/Base.lproj/MainMenu.xib
+++ b/MacDown/Localization/Base.lproj/MainMenu.xib
@@ -417,6 +417,19 @@
                                 </connections>
                             </menuItem>
                             <menuItem isSeparatorItem="YES" id="jLT-fP-2ps"/>
+                            <menuItem title="Link" keyEquivalent="L" id="GIg-Wo-P8m">
+                                <modifierMask key="keyEquivalentModifierMask" control="YES"/>
+                                <connections>
+                                    <action selector="toggleLink:" target="-1" id="Ebm-MA-ubE"/>
+                                </connections>
+                            </menuItem>
+                            <menuItem title="Image" keyEquivalent="I" id="VkR-aw-5AU">
+                                <modifierMask key="keyEquivalentModifierMask" control="YES"/>
+                                <connections>
+                                    <action selector="toggleImage:" target="-1" id="xuX-4U-p9x"/>
+                                </connections>
+                            </menuItem>
+                            <menuItem isSeparatorItem="YES" id="E6f-72-5In"/>
                             <menuItem title="New Paragraph" id="zHE-JL-8eu">
                                 <string key="keyEquivalent" base64-UTF8="YES">
 DQ