From e85dc01d287fa0a070b59a494419dd416d1c54f1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20L=C3=BCbking?= <thomas.luebking@gmail.com>
Date: Sat, 23 Jul 2016 08:18:26 +0200
Subject: add autocompletion support to fbrun

---
 doc/asciidoc/fbrun.txt |  3 +++
 util/fbrun/FbRun.cc    | 11 ++++++++++-
 util/fbrun/FbRun.hh    |  2 ++
 util/fbrun/main.cc     |  5 +++++
 4 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/doc/asciidoc/fbrun.txt b/doc/asciidoc/fbrun.txt
index 59f2400..ee09d6d 100644
--- a/doc/asciidoc/fbrun.txt
+++ b/doc/asciidoc/fbrun.txt
@@ -69,6 +69,9 @@ OPTIONS
 *-preselect*::
     Select the preset text given by the *-text* parameter
 
+*-autocomplete*::
+    Complete on typing. You can also set the FBRUN_AUTOCOMPLETE environment (to any value)
+
 *-help*::
 	Show this help
 
diff --git a/util/fbrun/FbRun.cc b/util/fbrun/FbRun.cc
index 7fde936..fdc8b38 100644
--- a/util/fbrun/FbRun.cc
+++ b/util/fbrun/FbRun.cc
@@ -244,7 +244,16 @@ void FbRun::keyPressEvent(XKeyEvent &ke) {
     if (IsModifierKey(ks))
         return;
 
-    if (FbTk::KeyUtil::instance().isolateModifierMask(ke.state)) { // a modifier key is down
+    if (m_autocomplete && isprint(keychar[0])) {
+        did_tab_complete = true;
+        if (m_completion_pos == std::string::npos) {
+            m_completion_pos = cursorPosition();
+        } else {
+            ++m_completion_pos;
+        }
+        tabCompleteApps();
+    } else if (FbTk::KeyUtil::instance().isolateModifierMask(ke.state)) {
+        // a modifier key is down
         if ((ke.state & ControlMask) == ControlMask) {
             switch (ks) {
             case XK_p:
diff --git a/util/fbrun/FbRun.hh b/util/fbrun/FbRun.hh
index a74d347..f0915b0 100644
--- a/util/fbrun/FbRun.hh
+++ b/util/fbrun/FbRun.hh
@@ -42,6 +42,7 @@ public:
     void setTitle(const std::string &title);
     void resize(unsigned int width, unsigned int height);
     void setPrint(bool print) { m_print = print; }
+    void setAutocomplete(bool complete) { m_autocomplete = complete; }
 
     /// load and reconfigure for new font
     bool loadFont(const std::string &fontname);
@@ -102,6 +103,7 @@ private:
     int m_current_apps_item; ///< holds current position in apps-history
 
     size_t m_completion_pos;
+    bool m_autocomplete;
 
     Cursor m_cursor;
 
diff --git a/util/fbrun/main.cc b/util/fbrun/main.cc
index c47788a..0bc02c6 100644
--- a/util/fbrun/main.cc
+++ b/util/fbrun/main.cc
@@ -65,6 +65,7 @@ void showUsage(const char *progname) {
         "   -bg [color name]            Background color"<<endl<<
         "   -na                         Disable antialias"<<endl<<
         "   -hf [history file]          History file to load (default ~/.fluxbox/fbrun_history)"<<endl<<
+        "   -autocomplete               Complete on typing"<<endl<<
         "   -preselect                  Select preset text"<<endl<<
         "   -help                       Show this help"<<endl<<endl<<
         "Example: fbrun -fg black -bg white -text xterm -title \"run xterm\""<<endl;
@@ -78,6 +79,7 @@ int main(int argc, char **argv) {
     bool near_mouse = false; // popup near mouse
     bool print = false;
     bool preselect = false;
+    bool autocomplete = getenv("FBRUN_AUTOCOMPLETE");
     string fontname; // font name
     string title("Run program"); // default title
     string text;         // default input text
@@ -119,6 +121,8 @@ int main(int argc, char **argv) {
             history_file = argv[++i];
         } else if (strcmp(argv[i], "-preselect") == 0) {
             preselect = true;
+        } else if (strcmp(argv[i], "-autocomplete") == 0) {
+            autocomplete = true;
         } else if (arg == "-h" || arg == "-help" || arg == "--help") {
             showUsage(argv[0]);
             exit(0);
@@ -136,6 +140,7 @@ int main(int argc, char **argv) {
         FbRun fbrun;
 
         fbrun.setPrint(print);
+        fbrun.setAutocomplete(autocomplete);
 
         if (fontname.size() != 0) {
             if (!fbrun.loadFont(fontname.c_str())) {
-- 
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