[textbox] Implement text-transform add upper/lower/capitalize transform

fixes: #1010

10 files changed, 140 insertions, 66 deletions

diff --git a/doc/rofi-theme.5 b/doc/rofi-theme.5
index 17d2a645..30ebfea3 100644
--- a/doc/rofi-theme.5
+++ b/doc/rofi-theme.5
@@ -773,9 +773,15 @@ should be applied.
 .IP \(bu 2
 \fB\fCitalic\fR: put the highlighted text in script type (slanted).
 .IP \(bu 2
-\fB\fCunderline\fR: put a line under the highlighted text.
+\fB\fCunderline\fR: put a line under the text.
 .IP \(bu 2
-\fB\fCstrikethrough\fR: put a line through the highlighted text.
+\fB\fCstrikethrough\fR: put a line through the text.
+.IP \(bu 2
+\fB\fCuppercase\fR: Uppercase the text.
+.IP \(bu 2
+\fB\fClowercase\fR: Lowercase the text.
+.IP \(bu 2
+\fB\fCcapitalize\fR: Capitalize the text.
 
 .RE
 
@@ -1468,6 +1474,8 @@ The offset of the window to the anchor point, allowing you to push the window le
 .IP \(bu 2
 \fBtext-color\fP:        the text color to use.
 .IP \(bu 2
+\fBtext-transform\fP:    text style {color} for the whole text.
+.IP \(bu 2
 \fBhighlight\fP:         text style {color}.
 color is optional, multiple highlight styles can be added like: bold underline italic #000000;
 This option is only available on the \fB\fCelement-text\fR widget.
diff --git a/doc/rofi-theme.5.markdown b/doc/rofi-theme.5.markdown
index 6c7f30de..1a9716d3 100644
--- a/doc/rofi-theme.5.markdown
+++ b/doc/rofi-theme.5.markdown
@@ -498,8 +498,11 @@ should be applied.
 
  * `bold`: make the text thicker then the surrounding text.
  * `italic`: put the highlighted text in script type (slanted).
- * `underline`: put a line under the highlighted text.
- * `strikethrough`: put a line through the highlighted text.
+ * `underline`: put a line under the text.
+ * `strikethrough`: put a line through the text.
+ * `uppercase`: Uppercase the text.
+ * `lowercase`: Lowercase the text.
+ * `capitalize`: Capitalize the text.
 
 ## Line style
 
@@ -912,6 +915,7 @@ The following properties are currently supported:
 * **vertical-align**:    Vertical alignment of the text. A number between 0 (top) and 1 (bottom).
 * **horizontal-align**:  Horizontal alignment of the text. A number between 0 (left) and 1 (right).
 * **text-color**:        the text color to use.
+* **text-transform**:    text style {color} for the whole text.
 * **highlight**:         text style {color}.
     color is optional, multiple highlight styles can be added like: bold underline italic #000000;
     This option is only available on the `element-text` widget.
diff --git a/include/helper-theme.h b/include/helper-theme.h
index 6776384d..f8fd2aa7 100644
--- a/include/helper-theme.h
+++ b/include/helper-theme.h
@@ -50,6 +50,19 @@ PangoAttrList *helper_token_match_get_pango_attr(RofiHighlightColorStyle th,
                                                  PangoAttrList *retv);
 
 /**
+ * @param th The RofiHighlightColorStyle
+ * @param start The start to highlighting.
+ * @param stop The stop point for the highlight
+ * @param retv The Attribute list to update with matches
+ *
+ * Creates a set of pango attributes highlighting the matches found in the input
+ * style.
+ *
+ */
+void helper_token_match_set_pango_attr_on_style(PangoAttrList *retv, int start,
+                                                int end,
+                                                RofiHighlightColorStyle th);
+/**
  * @param pfd Pango font description to validate.
  * @param font The name of the font to check.
  *
diff --git a/include/rofi-types.h b/include/rofi-types.h
index 48de8f78..807a2556 100644
--- a/include/rofi-types.h
+++ b/include/rofi-types.h
@@ -58,12 +58,16 @@ typedef enum {
   ROFI_HL_UNDERLINE = 2,
   /** strikethrough */
   ROFI_HL_STRIKETHROUGH = 16,
-  /** small caps */
-  ROFI_HL_SMALL_CAPS = 32,
   /** italic */
   ROFI_HL_ITALIC = 4,
   /** color */
-  ROFI_HL_COLOR = 8
+  ROFI_HL_COLOR = 8,
+  /** uppercase */
+  ROFI_HL_UPPERCASE = 32,
+  /** lowercase */
+  ROFI_HL_LOWERCASE = 64,
+  /** capitalize */
+  ROFI_HL_CAPITALIZE = 128
 } RofiHighlightStyle;
 
 /** Style of line */
diff --git a/lexer/theme-lexer.l b/lexer/theme-lexer.l
index 8edf5eea..96407443 100644
--- a/lexer/theme-lexer.l
+++ b/lexer/theme-lexer.l
@@ -219,7 +219,9 @@ BOLD          (?i:bold)
 UNDERLINE     (?i:underline)
 ITALIC        (?i:italic)
 STRIKETHROUGH (?i:strikethrough)
-SMALLCAPS     (?i:small\ caps)
+UPPERCASE     (?i:uppercase)
+LOWERCASE     (?i:lowercase)
+CAPITALIZE    (?i:capitalize)
 
 /* ANGLES */
 
@@ -729,7 +731,9 @@ if ( queue == NULL ) {
 <PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{ITALIC}           { return T_ITALIC;         }
 <PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{UNDERLINE}        { return T_UNDERLINE;      }
 <PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{STRIKETHROUGH}    { return T_STRIKETHROUGH;  }
-<PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{SMALLCAPS}        { return T_SMALLCAPS;      }
+<PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{UPPERCASE}        { return T_UPPERCASE;      }
+<PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{LOWERCASE}        { return T_LOWERCASE;      }
+<PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{CAPITALIZE}        { return T_CAPITALIZE;      }
 
 <PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{ANGLE_DEG}        { return T_ANGLE_DEG;      }
 <PROPERTIES,PROPERTIES_ARRAY,PROPERTIES_ENV,PROPERTIES_VAR_DEFAULT>{ANGLE_RAD}        { return T_ANGLE_RAD;      }
diff --git a/lexer/theme-parser.y b/lexer/theme-parser.y
index 494ad368..4e23a7e3 100644
--- a/lexer/theme-parser.y
+++ b/lexer/theme-parser.y
@@ -185,9 +185,11 @@ static ThemeColor hwb_to_rgb ( double h, double w, double b )
 %token T_ITALIC                         "Italic"
 %token T_UNDERLINE                      "Underline"
 %token T_STRIKETHROUGH                  "Strikethrough"
-%token T_SMALLCAPS                      "Small CAPS"
 %token T_DASH                           "Dash"
 %token T_SOLID                          "Solid"
+%token T_UPPERCASE                      "Uppercase"
+%token T_CAPITALIZE                     "Capitalize"
+%token T_LOWERCASE                      "Lowercase"
 
 %token T_UNIT_PX                        "pixels"
 %token T_UNIT_MM                        "mm"
@@ -762,7 +764,9 @@ t_property_highlight_style
 | T_UNDERLINE     { $$ = ROFI_HL_UNDERLINE; }
 | T_STRIKETHROUGH { $$ = ROFI_HL_STRIKETHROUGH; }
 | T_ITALIC        { $$ = ROFI_HL_ITALIC; }
-| T_SMALLCAPS     { $$ = ROFI_HL_SMALL_CAPS; }
+| T_UPPERCASE     { $$ = ROFI_HL_UPPERCASE; }
+| T_LOWERCASE     { $$ = ROFI_HL_LOWERCASE; }
+| T_CAPITALIZE    { $$ = ROFI_HL_CAPITALIZE; }
 ;
 
 
diff --git a/source/helper.c b/source/helper.c
index 5de0c82f..2662b2b2 100644
--- a/source/helper.c
+++ b/source/helper.c
@@ -415,6 +415,70 @@ int find_arg_char(const char *const key, char *val) {
   return FALSE;
 }
 
+void helper_token_match_set_pango_attr_on_style(PangoAttrList *retv, int start,
+                                                int end,
+                                                RofiHighlightColorStyle th) {
+  if (th.style & ROFI_HL_BOLD) {
+    PangoAttribute *pa = pango_attr_weight_new(PANGO_WEIGHT_BOLD);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_UPPERCASE) {
+    PangoAttribute *pa =
+        pango_attr_text_transform_new(PANGO_TEXT_TRANSFORM_UPPERCASE);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_LOWERCASE) {
+    PangoAttribute *pa =
+        pango_attr_text_transform_new(PANGO_TEXT_TRANSFORM_LOWERCASE);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_CAPITALIZE) {
+    PangoAttribute *pa =
+        pango_attr_text_transform_new(PANGO_TEXT_TRANSFORM_CAPITALIZE);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_UNDERLINE) {
+    PangoAttribute *pa = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_STRIKETHROUGH) {
+    PangoAttribute *pa = pango_attr_strikethrough_new(TRUE);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_ITALIC) {
+    PangoAttribute *pa = pango_attr_style_new(PANGO_STYLE_ITALIC);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+  }
+  if (th.style & ROFI_HL_COLOR) {
+    PangoAttribute *pa = pango_attr_foreground_new(
+        th.color.red * 65535, th.color.green * 65535, th.color.blue * 65535);
+    pa->start_index = start;
+    pa->end_index = end;
+    pango_attr_list_insert(retv, pa);
+
+    if (th.color.alpha < 1.0) {
+      pa = pango_attr_foreground_alpha_new(th.color.alpha * 65535);
+      pa->start_index = start;
+      pa->end_index = end;
+      pango_attr_list_insert(retv, pa);
+    }
+  }
+}
+
 PangoAttrList *helper_token_match_get_pango_attr(RofiHighlightColorStyle th,
                                                  rofi_int_matcher **tokens,
                                                  const char *input,
@@ -436,53 +500,7 @@ PangoAttrList *helper_token_match_get_pango_attr(RofiHighlightColorStyle th,
         for (int index = (count > 1) ? 1 : 0; index < count; index++) {
           int start, end;
           g_match_info_fetch_pos(gmi, index, &start, &end);
-          if (th.style & ROFI_HL_BOLD) {
-            PangoAttribute *pa = pango_attr_weight_new(PANGO_WEIGHT_BOLD);
-            pa->start_index = start;
-            pa->end_index = end;
-            pango_attr_list_insert(retv, pa);
-          }
-          if (th.style & ROFI_HL_UNDERLINE) {
-            PangoAttribute *pa =
-                pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
-            pa->start_index = start;
-            pa->end_index = end;
-            pango_attr_list_insert(retv, pa);
-          }
-          if (th.style & ROFI_HL_STRIKETHROUGH) {
-            PangoAttribute *pa = pango_attr_strikethrough_new(TRUE);
-            pa->start_index = start;
-            pa->end_index = end;
-            pango_attr_list_insert(retv, pa);
-          }
-          if (th.style & ROFI_HL_SMALL_CAPS) {
-            PangoAttribute *pa =
-                pango_attr_variant_new(PANGO_VARIANT_SMALL_CAPS);
-            pa->start_index = start;
-            pa->end_index = end;
-            pango_attr_list_insert(retv, pa);
-          }
-          if (th.style & ROFI_HL_ITALIC) {
-            PangoAttribute *pa = pango_attr_style_new(PANGO_STYLE_ITALIC);
-            pa->start_index = start;
-            pa->end_index = end;
-            pango_attr_list_insert(retv, pa);
-          }
-          if (th.style & ROFI_HL_COLOR) {
-            PangoAttribute *pa = pango_attr_foreground_new(
-                th.color.red * 65535, th.color.green * 65535,
-                th.color.blue * 65535);
-            pa->start_index = start;
-            pa->end_index = end;
-            pango_attr_list_insert(retv, pa);
-
-            if (th.color.alpha < 1.0) {
-              pa = pango_attr_foreground_alpha_new(th.color.alpha * 65535);
-              pa->start_index = start;
-              pa->end_index = end;
-              pango_attr_list_insert(retv, pa);
-            }
-          }
+          helper_token_match_set_pango_attr_on_style(retv, start, end, th);
         }
         g_match_info_next(gmi, NULL);
       }
diff --git a/source/theme.c b/source/theme.c
index 0319b18d..774298c0 100644
--- a/source/theme.c
+++ b/source/theme.c
@@ -386,6 +386,15 @@ static void int_rofi_theme_print_property(Property *p) {
     if (p->value.highlight.style & ROFI_HL_ITALIC) {
       printf("italic ");
     }
+    if (p->value.highlight.style & ROFI_HL_UPPERCASE) {
+      printf("uppercase ");
+    }
+    if (p->value.highlight.style & ROFI_HL_LOWERCASE) {
+      printf("lowercase ");
+    }
+    if (p->value.highlight.style & ROFI_HL_CAPITALIZE) {
+      printf("capitalize ");
+    }
     if (p->value.highlight.style & ROFI_HL_COLOR) {
       rofi_theme_print_color(p->value.highlight.color);
     }
diff --git a/source/widgets/listview.c b/source/widgets/listview.c
index 55e61fd8..2b8f5d81 100644
--- a/source/widgets/listview.c
+++ b/source/widgets/listview.c
@@ -736,6 +736,7 @@ listview *listview_create(widget *parent, const char *name,
       buff[i * 2] = 'a';
       buff[i * 2 + 1] = '\n';
     };
+    textbox_moveresize(row.textbox, 0, 0, 100000000, -1);
     textbox_text(row.textbox, buff);
   }
   // Make textbox very wide.
diff --git a/source/widgets/textbox.c b/source/widgets/textbox.c
index e4f28915..00ab1ac1 100644
--- a/source/widgets/textbox.c
+++ b/source/widgets/textbox.c
@@ -232,10 +232,6 @@ textbox *textbox_create(widget *parent, WidgetType type, const char *name,
   textbox_text(tb, txt ? txt : "");
   textbox_cursor_end(tb);
 
-  // auto height/width modes get handled here
-  textbox_moveresize(tb, tb->widget.x, tb->widget.y, tb->widget.w,
-                     tb->widget.h);
-
   tb->blink_timeout = 0;
   tb->blink = 1;
   if ((tb->flags & TB_EDITABLE) == TB_EDITABLE) {
@@ -257,6 +253,11 @@ textbox *textbox_create(widget *parent, WidgetType type, const char *name,
   } else {
     pango_layout_set_alignment(tb->layout, PANGO_ALIGN_RIGHT);
   }
+  // auto height/width modes get handled here
+  // UPDATE: don't autoheight here, as there is no width set.
+  // so no height can be determined and might result into  crash.
+  // textbox_moveresize(tb, tb->widget.x, tb->widget.y, tb->widget.w,
+  //                   tb->widget.h);
 
   return tb;
 }
@@ -324,6 +325,15 @@ static void __textbox_update_pango_text(textbox *tb) {
   } else {
     pango_layout_set_text(tb->layout, tb->text, -1);
   }
+  if (tb->text) {
+    RofiHighlightColorStyle th = {0, {0.0, 0.0, 0.0, 0.0}};
+    th = rofi_theme_get_highlight(WIDGET(tb), "text-transform", th);
+    if (th.style != 0) {
+      PangoAttrList *list = pango_attr_list_new();
+      helper_token_match_set_pango_attr_on_style(list, 0, G_MAXUINT, th);
+      pango_layout_set_attributes(tb->layout, list);
+    }
+  }
 }
 const char *textbox_get_visible_text(const textbox *tb) {
   if (tb == NULL) {
@@ -398,10 +408,9 @@ void textbox_moveresize(textbox *tb, int x, int y, int w, int h) {
 
   if (tb->flags & TB_AUTOHEIGHT) {
     // Width determines height!
-    int tw = MAX(1, w);
-    pango_layout_set_width(
-        tb->layout,
-        PANGO_SCALE * (tw - widget_padding_get_padding_width(WIDGET(tb))));
+    int padding = widget_padding_get_padding_width(WIDGET(tb));
+    int tw = MAX(1 + padding, w);
+    pango_layout_set_width(tb->layout, PANGO_SCALE * (tw - padding));
     int hd = textbox_get_height(tb);
     h = MAX(hd, h);
   }