Show a search indicator in the URL bar

Indicate to user when entered text will be user for a search engine query.

IssueID #157

4 files changed, 56 insertions, 5 deletions

diff --git a/src/app.c b/src/app.c
index 0f642314..f7819c03 100644
--- a/src/app.c
+++ b/src/app.c
@@ -1355,7 +1355,14 @@ iBool handleCommand_App(const char *cmd) {
         return iTrue;
     }
     else if (equal_Command(cmd, "searchurl")) {
-        setCStr_String(&d->prefs.searchUrl, suffixPtr_Command(cmd, "address"));
+        iString *url = &d->prefs.searchUrl;
+        setCStr_String(url, suffixPtr_Command(cmd, "address"));
+        if (startsWith_String(url, "//")) {
+            prependCStr_String(url, "gemini:");
+        }
+        if (!startsWithCase_String(url, "gemini://")) {
+            prependCStr_String(url, "gemini://");
+        }
         return iTrue;
     }
     else if (equal_Command(cmd, "proxy.gemini")) {
diff --git a/src/ui/inputwidget.c b/src/ui/inputwidget.c
index 25c3e145..58a47610 100644
--- a/src/ui/inputwidget.c
+++ b/src/ui/inputwidget.c
@@ -81,6 +81,8 @@ struct Impl_InputWidget {
     iArray          text;    /* iChar[] */
     iArray          oldText; /* iChar[] */
     iString         hint;
+    int             leftPadding;
+    int             rightPadding;
     size_t          cursor;
     size_t          lastCursor;
     iRanges         mark;
@@ -114,6 +116,8 @@ void init_InputWidget(iInputWidget *d, size_t maxLen) {
     init_String(&d->hint);
     init_Array(&d->undoStack, sizeof(iInputUndo));
     d->font             = uiInput_FontId | alwaysVariableFlag_FontId;
+    d->leftPadding      = 0;
+    d->rightPadding     = 0;
     d->cursor           = 0;
     d->lastCursor       = 0;
     d->inFlags          = eatEscape_InputWidgetFlag;
@@ -196,6 +200,12 @@ void setHint_InputWidget(iInputWidget *d, const char *hintText) {
     setCStr_String(&d->hint, hintText);
 }
 
+void setContentPadding_InputWidget(iInputWidget *d, int left, int right) {
+    d->leftPadding = left;
+    d->rightPadding = right;
+    refresh_Widget(d);
+}
+
 static const iChar sensitiveChar_ = 0x25cf; /* black circle */
 
 static iString *visText_InputWidget_(const iInputWidget *d) {
@@ -488,7 +498,9 @@ iLocalDef iInt2 padding_(void) {
 
 static iInt2 textOrigin_InputWidget_(const iInputWidget *d, const char *visText) {
     const iWidget *w         = constAs_Widget(d);
-    iRect          bounds    = adjusted_Rect(bounds_Widget(w), padding_(), neg_I2(padding_()));
+    iRect          bounds    = adjusted_Rect(bounds_Widget(w),
+                                 addX_I2(padding_(), d->leftPadding),
+                                 neg_I2(addX_I2(padding_(), d->rightPadding)));
     const iInt2    emSize    = advance_Text(d->font, "M");
     const int      textWidth = advance_Text(d->font, visText).x;
     const int      cursorX   = advanceN_Text(d->font, visText, d->cursor).x;
diff --git a/src/ui/inputwidget.h b/src/ui/inputwidget.h
index 654433ea..3c7b2ffb 100644
--- a/src/ui/inputwidget.h
+++ b/src/ui/inputwidget.h
@@ -38,6 +38,7 @@ void    setMaxLen_InputWidget   (iInputWidget *, size_t maxLen);
 void    setText_InputWidget     (iInputWidget *, const iString *text);
 void    setTextCStr_InputWidget (iInputWidget *, const char *cstr);
 void    setCursor_InputWidget   (iInputWidget *, size_t pos);
+void    setContentPadding_InputWidget   (iInputWidget *, int left, int right); /* only affects the text entry */
 void    begin_InputWidget       (iInputWidget *);
 void    end_InputWidget         (iInputWidget *, iBool accept);
 void    selectAll_InputWidget   (iInputWidget *);
diff --git a/src/ui/window.c b/src/ui/window.c
index 510fe2fe..b545cc10 100644
--- a/src/ui/window.c
+++ b/src/ui/window.c
@@ -480,6 +480,21 @@ static void dismissPortraitPhoneSidebars_(void) {
     }
 }
 
+static iBool willPerformSearchQuery_(const iString *userInput) {
+    const iString *clean = collect_String(trimmed_String(userInput));
+    if (isEmpty_String(clean)) {
+        return iFalse;
+    }
+    return !isEmpty_String(&prefs_App()->searchUrl) && !isLikelyUrl_String(userInput);
+}
+
+static void showSearchQueryIndicator_(iBool show) {
+    iWidget *indicator = findWidget_App("input.indicator.search");
+    setFlags_Widget(indicator, hidden_WidgetFlag, !show);
+    setContentPadding_InputWidget(
+        (iInputWidget *) parent_Widget(indicator), 0, show ? width_Widget(indicator) : 0);
+}
+
 static iBool handleNavBarCommands_(iWidget *navBar, const char *cmd) {
     if (equal_Command(cmd, "window.resized")) {
         const iBool isPhone = deviceType_App() == phone_AppDeviceType;
@@ -534,14 +549,18 @@ static iBool handleNavBarCommands_(iWidget *navBar, const char *cmd) {
         return iTrue;
     }
     else if (equal_Command(cmd, "input.edited")) {
-        iAnyObject *url = findChild_Widget(navBar, "url");
+        iAnyObject *   url  = findChild_Widget(navBar, "url");
+        const iString *text = text_InputWidget(url);
+        const iBool show = willPerformSearchQuery_(text);
+        showSearchQueryIndicator_(show);
         if (pointer_Command(cmd) == url) {
-            submit_LookupWidget(findWidget_App("lookup"), text_InputWidget(url));
+            submit_LookupWidget(findWidget_App("lookup"), text);
             return iTrue;
         }
     }
     else if (startsWith_CStr(cmd, "input.ended id:url ")) {
         iInputWidget *url = findChild_Widget(navBar, "url");
+        showSearchQueryIndicator_(iFalse);
         if (isEmpty_String(text_InputWidget(url))) {
             /* User entered nothing; restore the current URL. */
             setText_InputWidget(url, url_DocumentWidget(document_App()));
@@ -551,7 +570,7 @@ static iBool handleNavBarCommands_(iWidget *navBar, const char *cmd) {
             !isFocused_Widget(findWidget_App("lookup"))) {
             iString *newUrl = copy_String(text_InputWidget(url));
             trim_String(newUrl);
-            if (!isEmpty_String(&prefs_App()->searchUrl) && !isLikelyUrl_String(newUrl)) {
+            if (willPerformSearchQuery_(newUrl)) {
                 postCommandf_App("open url:%s", cstr_String(searchQueryUrl_App(newUrl)));
             }
             else {
@@ -886,6 +905,18 @@ static void setupUserInterface_Window(iWindow *d) {
                                      iClob(progress),
                                      moveToParentRightEdge_WidgetFlag);
             }
+            /* Feeds refresh indicator is inside the input field. */ {
+                iLabelWidget *queryInd =
+                    new_LabelWidget(uiTextAction_ColorEscape "\u21d2 Search Query", NULL);
+                setId_Widget(as_Widget(queryInd), "input.indicator.search");
+                setBackgroundColor_Widget(as_Widget(queryInd), uiBackground_ColorId);
+                setFrameColor_Widget(as_Widget(queryInd), uiTextAction_ColorId);
+                setAlignVisually_LabelWidget(queryInd, iTrue);
+                shrink_Rect(&as_Widget(queryInd)->rect, init_I2(0, gap_UI));
+                addChildFlags_Widget(as_Widget(url),
+                                     iClob(queryInd),
+                                     moveToParentRightEdge_WidgetFlag | hidden_WidgetFlag);
+            }
         }
         setId_Widget(addChild_Widget(
                          navBar, iClob(newIcon_LabelWidget(reloadCStr_, 0, 0, "navigate.reload"))),