mirror of https://github.com/daleclack/My_GtkUi
Add Calculator
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parent
555b608568
commit
3f68ccdf7e
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@ -138,7 +138,7 @@ if(WIN32)
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set_property(SOURCE icon.rc APPEND PROPERTY
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OBJECT_DEPENDS ${PROJECT_SOURCE_DIR}/icon.ico
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)
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add_executable(My_GtkUI WIN32 ${app_WINRC} ${SOURCES} ${RESOURCE_FILE})
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add_executable(My_GtkUI ${app_WINRC} ${SOURCES} ${RESOURCE_FILE})
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else()
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add_executable(My_GtkUI ${SOURCES} ${RESOURCE_FILE})
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@ -1,9 +1,19 @@
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#include "CalcApp.h"
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#include "calc.h"
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#include <string>
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#include <iostream>
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struct _CalcApp
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{
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GtkWindow parent_instance;
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GtkWidget *entry_ans; // Child widgets
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GtkWidget *btnanswer, *btnback, *btnclear;
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GtkWidget *btn0, *btn1, *btn2, *btn3, *btn4,
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*btn5, *btn6, *btn7, *btn8, *btn9;
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GtkWidget *btnadd, *btnsubb, *btnmul, *btndiv,
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*btnleft, *btnright, *btnpoint, *btndiv100,
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*btnsqrt, *btnpow;
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gboolean focused;
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};
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G_DEFINE_TYPE(CalcApp, calc_app, GTK_TYPE_WINDOW)
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@ -15,9 +25,110 @@ static void calc_app_dispose(GObject *object)
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G_OBJECT_CLASS(calc_app_parent_class)->dispose(object);
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}
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static void btns_clicked(GtkButton *btn, CalcApp *self)
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{
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// Get Original text and add number from button
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// 1.Get text buffer for insert
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auto buffer = gtk_entry_get_buffer(GTK_ENTRY(self->entry_ans));
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// Get label from button
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const char *label = gtk_button_get_label(btn);
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// Get Current text
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auto buffer_text = gtk_editable_get_text(GTK_EDITABLE(self->entry_ans));
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// Insert text
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int pos = gtk_editable_get_position(GTK_EDITABLE(self->entry_ans));
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gtk_entry_buffer_insert_text(buffer, pos, label, strlen(label));
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gtk_editable_set_position(GTK_EDITABLE(self->entry_ans), pos + 1);
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// If the cursor position is inside a string, append remain string
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// int length = strlen(buffer_text);
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// std::cout << pos << " " << length << std::endl;
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// if (pos + 1 < length)
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// {
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// std::string tmp_text(buffer_text);
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// std::string end_str = tmp_text.substr(pos);
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// gtk_entry_buffer_insert_text(buffer, pos + 2, end_str.c_str(), end_str.length());
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// std::cout << end_str << std::endl;
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// }
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}
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static void btnpow_clicked(GtkButton *btn, CalcApp *self)
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{
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auto text = gtk_editable_get_text(GTK_EDITABLE(self->entry_ans));
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std::string tmp_str(text);
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tmp_str += "^2";
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gtk_editable_set_text(GTK_EDITABLE(self->entry_ans), tmp_str.c_str());
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}
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static void btnsqrt_clicked(GtkButton *btn, CalcApp *self)
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{
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auto text = gtk_editable_get_text(GTK_EDITABLE(self->entry_ans));
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std::string tmp_str(text);
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tmp_str += "^(1/2)";
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gtk_editable_set_text(GTK_EDITABLE(self->entry_ans), tmp_str.c_str());
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}
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static void btnback_clicked(GtkButton *btn, CalcApp *self)
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{
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// Get text buffer for backspace
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auto buffer = gtk_entry_get_buffer(GTK_ENTRY(self->entry_ans));
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auto pos = gtk_editable_get_position(GTK_EDITABLE(self->entry_ans));
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gtk_entry_buffer_delete_text(buffer, pos, 1);
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gtk_editable_set_position(GTK_EDITABLE(self->entry_ans), pos - 1);
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}
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static void btnclear_clicked(GtkButton *btn, CalcApp *self)
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{
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// Clear text
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gtk_editable_set_text(GTK_EDITABLE(self->entry_ans), "");
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}
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static void btnanswer_clicked(GtkButton *btn, CalcApp *self)
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{
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// Get Expression
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const gchar *expression = gtk_editable_get_text(GTK_EDITABLE(self->entry_ans));
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// Calculation
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calc_reset();
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double result = calc_expression_value(expression);
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char result_str[40];
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sprintf(result_str, "%f", result);
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gtk_editable_set_text(GTK_EDITABLE(self->entry_ans), result_str);
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}
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static void calc_app_init(CalcApp *self)
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{
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gtk_widget_init_template(GTK_WIDGET(self));
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g_signal_connect(self->btnanswer, "clicked", G_CALLBACK(btnanswer_clicked), self);
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g_signal_connect(self->btn0, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn1, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn2, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn3, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn4, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn5, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn6, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn7, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn8, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btn9, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnadd, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnsubb, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnmul, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btndiv, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnleft, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnright, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnpoint, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btndiv100, "clicked", G_CALLBACK(btns_clicked), self);
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g_signal_connect(self->btnpow, "clicked", G_CALLBACK(btnpow_clicked), self);
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g_signal_connect(self->btnsqrt, "clicked", G_CALLBACK(btnsqrt_clicked), self);
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g_signal_connect(self->btnanswer, "clicked", G_CALLBACK(btnanswer_clicked), self);
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g_signal_connect(self->btnclear, "clicked", G_CALLBACK(btnclear_clicked), self);
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g_signal_connect(self->btnback, "clicked", G_CALLBACK(btnback_clicked), self);
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// Initalize entry
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gtk_editable_set_text(GTK_EDITABLE(self->entry_ans), "");
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}
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static void calc_app_class_init(CalcAppClass *klass)
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@ -25,6 +136,30 @@ static void calc_app_class_init(CalcAppClass *klass)
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G_OBJECT_CLASS(klass)->dispose = calc_app_dispose;
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gtk_widget_class_set_template_from_resource(GTK_WIDGET_CLASS(klass),
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"/org/gtk/daleclack/calcapp.ui");
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, entry_ans);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnanswer);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnback);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnclear);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn0);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn1);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn2);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn3);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn4);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn5);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn6);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn7);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn8);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btn9);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnadd);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnsubb);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnmul);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btndiv);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnleft);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnright);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnpoint);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btndiv100);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnsqrt);
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gtk_widget_class_bind_template_child(GTK_WIDGET_CLASS(klass), CalcApp, btnpow);
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}
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CalcApp *calc_app_new()
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