Increase SLKTextView's influence over calculating its height.

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Change Log
 
+## [Version 1.9.7](https://github.com/slackhq/SlackTextViewController/releases/tag/v1.9.7)
+
+##### Hot Fixes & Enhancements:
+- Increased SLKTextView's (and therefore its subclasses') influence on its own height By @lukkas
+
 ## [Version 1.9.6](https://github.com/slackhq/SlackTextViewController/releases/tag/v1.9.6)
 
 This release includes many iOS 11 and iPhone X hot fixes.

Source/SLKTextInputbar.m

@@ -315,12 +315,10 @@ - (CGFloat)appropriateHeight
 
     if (self.textView.numberOfLines == 1) {
         height = minimumHeight;
-    }
-    else if (self.textView.numberOfLines < self.textView.maxNumberOfLines) {
-        height = [self slk_inputBarHeightForLines:self.textView.numberOfLines];
-    }
-    else {
-        height = [self slk_inputBarHeightForLines:self.textView.maxNumberOfLines];
+    } else {
+        height = self.textView.appropriateHeight;
+        height += self.contentInset.top;
+        height += self.slk_bottomMargin;
     }
 
     if (height < minimumHeight) {
@@ -344,17 +342,6 @@ - (BOOL)limitExceeded
     return NO;
 }
 
-- (CGFloat)slk_inputBarHeightForLines:(NSUInteger)numberOfLines
-{
-    CGFloat height = self.textView.intrinsicContentSize.height;
-    height -= self.textView.font.lineHeight;
-    height += roundf(self.textView.font.lineHeight*numberOfLines);
-    height += self.contentInset.top;
-    height += self.slk_bottomMargin;
-
-    return height;
-}
-
 - (CGFloat)slk_bottomMargin
 {
     CGFloat margin = self.contentInset.bottom;

Source/SLKTextView.h

@@ -53,6 +53,9 @@ UIKIT_EXTERN NSString * const SLKTextViewPastedItemData;
 /** The placeholder's font. Default is the textView's font. */
 @property (nonatomic, copy, null_resettable) UIFont *placeholderFont;
 
+/** Height being multiplication of number of lines and font's line height. */
+@property(nonatomic, readonly) CGFloat appropriateHeight;
+
 /** The maximum number of lines before enabling scrolling. Default is 0 wich means limitless.
  If dynamic type is enabled, the maximum number of lines will be calculated proportionally to the user preferred font size. */
 @property (nonatomic, readwrite) NSUInteger maxNumberOfLines;

Source/SLKTextView.m

@@ -165,6 +165,16 @@ - (UIFont *)placeholderFont
     return self.placeholderLabel.font;
 }
 
+- (CGFloat)appropriateHeight
+{
+    NSUInteger numberOfLines = self.numberOfLines > self.maxNumberOfLines ? self.maxNumberOfLines : self.numberOfLines;
+    CGFloat height = [self intrinsicContentSize].height;
+    height -= self.font.lineHeight;
+    height += roundf(self.font.lineHeight*numberOfLines);
+
+    return height;
+}
+
 - (NSUInteger)numberOfLines
 {
     CGSize contentSize = self.contentSize;