Add code for calc app

Gtkmm3_Mac/CMakeLists.txt

@@ -15,7 +15,8 @@ set(CPACK_PROJECT_VERSION ${PROJECT_VERSION})
 include(CPack)
 include_directories(.)
 include_directories(..)
-include_directories(src/core src/ui src/apps src/panels src/image_app src/game24_app)
+include_directories(src/core src/ui src/apps src/panels src/image_app 
+                    src/game24_app src/calc_app)
 
 find_package (PkgConfig REQUIRED)
 pkg_check_modules (GTKMM3 REQUIRED gtkmm-3.0)
@@ -27,7 +28,8 @@ set(SOURCES src/core/main.cc src/core/MyWin.cc src/core/MyStack.cc src/cfgfile/c
     src/draw_app/drawing.cc src/file_app/FileWindow.cc src/game_app/Game.cc 
     src/game24_app/Game24.cc src/game24_app/Game24Win.cc
     src/image_app/ImageApp.cc src/image_app/MyImage.cc 
-    src/run_app/Runner.cc src/text_app/TextEditor.cc)
+    src/run_app/Runner.cc src/text_app/TextEditor.cc
+    src/calc_app/calc.cc src/calc_app/CalcApp.cc)
 
 #Compile resources with GCR_CMake
 

Gtkmm3_Mac/res/mygtkui.gresource.xml

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gresources>
+    <gresource prefix="/org/gtk/daleclack">
+        <file preprocess="xml-stripblanks">menubar.xml</file>
+        <file preprocess="xml-stripblanks">mainmenu.xml</file>
+        <file preprocess="xml-stripblanks">image_appmenu.xml</file>
+        <file preprocess="xml-stripblanks">stack.ui</file>
+        <file preprocess="xml-stripblanks">prefs_stack.ui</file>
+        <file preprocess="xml-stripblanks">mydock.ui</file>
+        <file preprocess="xml-stripblanks">game1.ui</file>
+        <file preprocess="xml-stripblanks">game24.ui</file>
+        <file>style.css</file>
+        <file>reset.css</file>
+        <file>dock_style.css</file>
+        <file>folder.svg</file>
+        <file>folder-images.svg</file>
+        <file>image_file.svg</file>
+        <file>gnome-fs-regular.svg</file>
+        <file>icons/16x16/actions/finder_audio.svg</file>
+        <file>icons/16x16/actions/finder-battery.svg</file>
+        <file>icons/16x16/actions/finder-computer.svg</file>
+        <file>icons/16x16/actions/finder-wifi.svg</file>
+        <file>icons/16x16/actions/My_GtkUI.png</file>
+        <file>icons/16x16/actions/open-menu.svg</file>
+        <file>icons/16x16/actions/list-add.svg</file>
+        <file>icons/16x16/actions/list-remove.svg</file>
+        <file>icons/48x48/actions/dialog-error.png</file>
+        <file>icons/48x48/actions/game.png</file>
+        <file>icons/48x48/actions/game_running.png</file>
+        <file>icons/48x48/actions/btnabout.png</file>
+        <file>icons/48x48/actions/My_GtkUI.png</file>
+        <file>icons/scalable/status/24game.svg</file>
+        <file>icons/scalable/status/24game_running.svg</file>
+        <file>icons/scalable/status/audacious_whitesur.svg</file>
+        <file>icons/scalable/status/my_prefs.svg</file>
+        <file>icons/scalable/status/my_prefs_running.svg</file>
+        <file>icons/scalable/status/drawing_app.svg</file>
+        <file>icons/scalable/status/drawing_app_running.svg</file>
+        <file>icons/scalable/status/finder-find.svg</file>
+        <file>icons/scalable/status/file-app.svg</file>
+        <file>icons/scalable/status/file-app_running.svg</file>
+        <file>icons/scalable/status/display_prefs.svg</file>
+        <file>icons/scalable/status/myrunner.svg</file>
+        <file>icons/scalable/status/image_app.svg</file>
+        <file>icons/scalable/status/image_app_running.svg</file>
+        <file>icons/scalable/status/my_textedit.svg</file>
+        <file>icons/scalable/status/my_textedit_running.svg</file>
+        <file>icons/scalable/status/vlc_whitesur.svg</file>
+        <file>icons/scalable/status/my_trash.svg</file>
+        <file>icons/scalable/status/circle.svg</file>
+        <file>icons/scalable/status/freehand.svg</file>
+        <file>icons/scalable/status/line.svg</file>
+        <file>icons/scalable/status/rectangle.svg</file>
+    </gresource>
+</gresources>

Gtkmm3_Mac/src/apps/CalcApp.hh

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <gtkmm.h>
+
+class CalcApp : public Gtk::Window
+{
+public:
+    static CalcApp *create();
+    CalcApp(BaseObjectType *cobject, const Glib::RefPtr<Gtk::Builder> &ref_Glade);
+
+private:
+    // Main GtkBuilder
+    Glib::RefPtr<Gtk::Builder> ref_builder;
+
+    // Calculator Class
+    int pos;
+    bool focused, winned;
+    Glib::ustring tmp;
+
+    // Child widgets
+    Gtk::Entry *entry_ans;
+    Gtk::Button *btns[16], *btnback, *btnclear, *btnanswer;
+
+    // Signal Handlers
+    void btns_clicked(Gtk::Button *button);
+    void btnclear_clicked();
+    void btnback_clicked();
+    void btnanswer_clicked();
+    void entry_ans_focus();
+};

Gtkmm3_Mac/src/calc_app/CalcApp.cc

@@ -0,0 +1,117 @@
+#include "CalcApp.hh"
+#include "calc.hh"
+#include <iostream>
+
+CalcApp::CalcApp(BaseObjectType *cobject, const Glib::RefPtr<Gtk::Builder> &ref_Glade)
+    : Gtk::Window(cobject),
+      ref_builder(ref_Glade),
+      winned(true)
+{
+    set_icon_name("Calculator");
+
+    // Get Widgets
+    //ref_builder->get_widget("label_numbers", label_numbers);
+    ref_builder->get_widget("entry_ans", entry_ans);
+    ref_builder->get_widget("btnanswer", btnanswer);
+    ref_builder->get_widget("btnback",btnback);
+    ref_builder->get_widget("btnclear",btnclear);
+    ref_builder->get_widget("btn0", btns[0]);
+    ref_builder->get_widget("btn1", btns[1]);
+    ref_builder->get_widget("btn2", btns[2]);
+    ref_builder->get_widget("btn3", btns[3]);
+    ref_builder->get_widget("btn4", btns[4]);
+    ref_builder->get_widget("btn5", btns[5]);
+    ref_builder->get_widget("btn6", btns[6]);
+    ref_builder->get_widget("btn7", btns[7]);
+    ref_builder->get_widget("btn8", btns[8]);
+    ref_builder->get_widget("btn9", btns[9]);
+    ref_builder->get_widget("btnadd", btns[10]);
+    ref_builder->get_widget("btnsubb", btns[11]);
+    ref_builder->get_widget("btnmul", btns[12]);
+    ref_builder->get_widget("btndiv", btns[13]);
+    ref_builder->get_widget("btnleft", btns[14]);
+    ref_builder->get_widget("btnright", btns[15]);
+
+    // Link Signals
+    btnclear->signal_clicked().connect(sigc::mem_fun(*this,&CalcApp::btnclear_clicked));
+    btnback->signal_clicked().connect(sigc::mem_fun(*this,&CalcApp::btnback_clicked));
+    btnanswer->signal_clicked().connect(sigc::mem_fun(*this,&CalcApp::btnanswer_clicked));
+    for (int i = 0; i < 16; i++)
+    {
+        btns[i]->signal_clicked().connect(sigc::bind(sigc::mem_fun(*this, &CalcApp::btns_clicked), btns[i]));
+    }
+    entry_ans->signal_grab_focus().connect(sigc::mem_fun(*this, &CalcApp::entry_ans_focus));
+}
+
+void CalcApp::btns_clicked(Gtk::Button *button)
+{
+    // Get Original text and add number from button
+
+    // 1.Get text buffer for insert
+    auto buffer = entry_ans->get_buffer();
+
+    // 2.Get text to insert
+    Glib::ustring label = button->get_label();
+
+    if (focused)
+    {
+        pos = entry_ans->get_position();
+    }
+
+    // 3.Get Position
+    buffer->insert_text(pos, label);
+    pos++;
+    focused = false;
+}
+
+void CalcApp::entry_ans_focus()
+{
+    focused = true;
+}
+
+void CalcApp::btnclear_clicked(){
+    // Clear the text
+    entry_ans->set_text("");
+}
+
+void CalcApp::btnback_clicked(){
+    // Get Original text and add number from button
+
+    // 1.Get text buffer for insert
+    auto buffer = entry_ans->get_buffer();
+
+    // 2.Get Position to delete
+    if (focused)
+    {
+        pos = entry_ans->get_position();
+    }
+
+    // std::cout<<pos<<std::endl;
+    pos--;
+
+    // 3.Delete text in the position of cursor
+    buffer->delete_text(pos,1);
+    focused = false;
+}
+
+void CalcApp::btnanswer_clicked(){
+    // Get expression
+    Glib::ustring text = entry_ans->get_text();
+    //std::cout<<text<<std::endl;
+
+    // Calculation
+    int result = calc_expression_value(text.c_str());
+    char result_str[40];
+    sprintf(result_str,"%d",result);
+    entry_ans->set_text(Glib::ustring(result_str));
+}
+
+CalcApp *CalcApp::create()
+{
+    // Create a new window
+    CalcApp *window = nullptr;
+    auto builder = Gtk::Builder::create_from_resource("/org/gtk/daleclack/window.ui");
+    builder->get_widget_derived("window", window);
+
+    return window;
+}

Gtkmm3_Mac/src/calc_app/calc.cc

@@ -0,0 +1,58 @@
+#include <iostream>
+#include <cstdlib>
+#include <cstring>
+#include "calc.hh"
+
+static int pos = 0;
+
+
+int calc_factor_value(const char * factor){
+    int result = 0;
+    char c = factor[pos];
+    if( c == '('){          // if expression has '(', calculate the expression in the '()'
+        pos++;
+        result = calc_expression_value(factor);
+        pos++;
+    }else{
+        while(isdigit(c)){  // Get the number to calculate
+            result = 10 * result + c - '0';
+            pos++;
+            c = factor[pos];
+        }
+    }
+    return result;
+}
+
+int calc_term_value(const char * term){
+    int result = calc_factor_value(term);   // Get the first number
+    while(true){
+        //pos++;    // Calc the multiplication and divide
+        char op = term[pos];
+        if(op == '*' || op == '/'){
+            pos++;
+            int value = calc_factor_value(term);    // Get another value
+            if(op == '*') result *= value;
+            else result /= value;
+        }else{
+            break;
+        }
+    }
+    return result;
+}
+
+int calc_expression_value(const char * expression){
+    int result = calc_term_value(expression);   // Calc the result of expression
+    //bool more = true;
+    while(true){
+        char op = expression[pos];
+        if(op == '+' || op == '-'){         // Calculate for add and subb
+            pos++;
+            int value = calc_term_value(expression);
+            if( op == '+') result += value;
+            else result -= value;
+        }else{
+            break;
+        }
+    }
+    return result;
+}

Gtkmm3_Mac/src/calc_app/calc.hh

@@ -0,0 +1,3 @@
+#pragma once
+
+int calc_expression_value(const char * expression);