1 files changed, 265 insertions, 0 deletions
diff --git a/ldmicro/lib/freezeLD/freezeLD.cpp b/ldmicro/lib/freezeLD/freezeLD.cpp
new file mode 100644
index 0000000..5241af1
--- /dev/null
+++ b/ldmicro/lib/freezeLD/freezeLD.cpp
@@ -0,0 +1,265 @@
+/*
+ * A library for storing parameters in a key file
+ * 
+ * This library is an analog to the windows freeze library
+ * developed by Jonathan Westhues.
+ * 
+ * R Ramana, 2018
+ */
+#include "linuxUI.h"
+#include "freezeLD.h"
+#include <cstdlib>
+#include <fstream>
+#include <stdlib.h>
+#include <stdio.h>
+
+/*
+ * store a window's position in the registry, or fail silently if the registry calls don't work
+ */
+void FreezeWindowPosF(HWID hwid, char *subKey, char *name)
+{
+    g_print("freezing");
+    char* moveToKeyLocatin = (char *)malloc(strlen(subKey) + 35);
+    if(!moveToKeyLocatin)
+        return;
+    sprintf(moveToKeyLocatin, "mkdir -p %s/%s", LDMICRO_REGISTER, subKey);
+    system(moveToKeyLocatin);  
+    sprintf(moveToKeyLocatin, "cd %s/%s", LDMICRO_REGISTER, subKey);
+    if (-1 == system(moveToKeyLocatin))
+        return;
+    free(moveToKeyLocatin);
+
+    char *keyName = (char *)malloc(strlen(name) + 30);
+    if(!keyName)
+        return;
+
+    Key newKey;
+
+    int val;
+    g_print("get width");
+    sprintf(keyName, "%s_width", name);
+    std::ofstream Register(keyName, std::ios::binary | std::ios::trunc);
+    if (!Register.is_open())
+        return;
+    gtk_window_get_size(GTK_WINDOW(hwid), &val, NULL);
+    newKey.type = 'i';
+    newKey.val.i = val;
+    Register.write((char*) &newKey, sizeof(newKey));
+    Register.close();
+
+    g_print("get height");
+    sprintf(keyName, "%s_height", name);
+    Register.open(keyName, std::ios::binary | std::ios::trunc);
+    if (!Register.is_open())
+        return;
+    gtk_window_get_size(GTK_WINDOW(hwid), NULL, &val);
+    newKey.type = 'i';
+    newKey.val.i = val;
+    Register.write((char*) &newKey, sizeof(newKey));
+    Register.close();
+
+    g_print("get posX");
+    sprintf(keyName, "%s_posX", name);
+    Register.open(keyName, std::ios::binary | std::ios::trunc);
+    if (!Register.is_open())
+        return;
+    gtk_window_get_position(GTK_WINDOW(hwid), &val, NULL);
+    newKey.type = 'i';
+    newKey.val.i = val;
+    Register.write((char*) &newKey, sizeof(newKey));
+    Register.close();
+    
+    g_print("get posY");
+    sprintf(keyName, "%s_posY", name);
+    Register.open(keyName, std::ios::binary | std::ios::trunc);
+    if (!Register.is_open())
+        return;
+    gtk_window_get_position(GTK_WINDOW(hwid), NULL, &val);
+    newKey.type = 'i';
+    newKey.val.i = val;
+    Register.write((char*) &newKey, sizeof(newKey));
+    Register.close();
+
+    g_print("get max");
+    sprintf(keyName, "%s_maximized", name);
+    Register.open(keyName, std::ios::binary | std::ios::trunc);
+    if (!Register.is_open())
+        return;
+    newKey.type = 'b';
+    newKey.val.b = gtk_window_is_maximized(GTK_WINDOW(hwid));
+    Register.write((char*) &newKey, sizeof(newKey));
+    Register.close();
+
+    free(keyName);
+    g_print("freezed");
+}
+
+static void Clamp(LONG *v, LONG min, LONG max)
+{
+    if(*v < min) *v = min;
+    if(*v > max) *v = max;
+}
+
+/*
+ * retrieve a window's position from the registry, or do nothing if there is no info saved
+ */
+void ThawWindowPosF(HWID hwid, char *subKey, char *name)
+{
+    char* moveToKeyLocatin = (char *)malloc(strlen(name) + 30);
+    if(!moveToKeyLocatin)
+        return;
+    sprintf(moveToKeyLocatin, "cd %s/%s", LDMICRO_REGISTER, subKey);
+    if (-1 == system(moveToKeyLocatin))
+        return;
+    free(moveToKeyLocatin);
+    
+    char *keyName = (char *)malloc(strlen(name) + 30);
+    if(!keyName)
+        return;
+
+    Key newKey1,  newKey2;
+
+    /// set size
+    sprintf(keyName, "%s_width", name);
+    std::ifstream Register(keyName, std::ios::binary);
+    if (!Register.is_open())
+        return;
+    Register.read((char*) &newKey1, sizeof(newKey1));
+    Register.close();
+
+    sprintf(keyName, "%s_height", name);
+    Register.open(keyName, std::ios::binary);
+    if (!Register.is_open())
+        return;
+    Register.read((char*) &newKey2, sizeof(newKey2));
+    Register.close();
+    if (newKey1.type == 'i' && newKey2.type == 'i')
+        gtk_window_resize(GTK_WINDOW(hwid), newKey1.val.i, newKey2.val.i);
+
+
+    /// set position
+    sprintf(keyName, "%s_posX", name);
+    Register.open(keyName, std::ios::binary);
+    if (!Register.is_open())
+        return;
+    Register.read((char*) &newKey1, sizeof(newKey1));
+    Register.close();
+
+    sprintf(keyName, "%s_posY", name);
+    Register.open(keyName, std::ios::binary);
+    if (!Register.is_open())
+        return;
+    Register.read((char*) &newKey2, sizeof(newKey2));
+    Register.close();
+    if (newKey1.type == 'i' && newKey2.type == 'i')
+        gtk_window_move(GTK_WINDOW(hwid), newKey1.val.i, newKey2.val.i);
+
+
+    sprintf(keyName, "%s_maximized", name);
+    Register.open(keyName, std::ios::binary);
+    if (!Register.is_open())
+        return;
+    Register.read((char*) &newKey1, sizeof(newKey1));
+    Register.close();
+    if  (newKey1.type == 'b')
+        if (newKey1.val.b)
+            gtk_window_maximize(GTK_WINDOW(hwid));
+
+
+    /// gtk_window_move handles off-screen window placement
+
+    free(keyName);
+}
+
+/*
+ * store a DWORD setting in the registry
+ */
+void FreezeDWORDF(DWORD val, char *subKey, char *name)
+{
+    char* moveToKeyLocatin = (char *)malloc(strlen(name) + 30);
+    if(!moveToKeyLocatin)
+        return;
+    sprintf(moveToKeyLocatin, "mkdir -p %s/%s", LDMICRO_REGISTER, subKey);
+    system(moveToKeyLocatin);
+    sprintf(moveToKeyLocatin, "cd %s/%s", LDMICRO_REGISTER, subKey);
+    if (-1 == system(moveToKeyLocatin))
+        return;
+    free(moveToKeyLocatin);
+
+    Key newKey;
+    newKey.type = 'D';
+    newKey.val.D = val;
+    std::ofstream Register(name, std::ios::binary | std::ios::trunc);
+    Register.write((char*) &newKey, sizeof(newKey));
+    Register.close();
+}
+
+/*
+ * retrieve a DWORD setting, or return the default if that setting is unavailable
+ */
+DWORD ThawDWORDF(DWORD val, char *subKey, char *name)
+{
+    char* moveToKeyLocatin = (char *)malloc(strlen(name) + 30);
+    if(!moveToKeyLocatin)
+        return val;
+    sprintf(moveToKeyLocatin, "cd %s/%s", LDMICRO_REGISTER, subKey);
+    if (-1 == system(moveToKeyLocatin))
+        return val;
+    free(moveToKeyLocatin);
+
+    Key newKey;
+
+    std::ifstream Register(name, std::ios::binary);
+    Register.read((char*) &newKey, sizeof(newKey));
+    Register.close();
+    if(Register.bad())
+        return val;
+
+    if(newKey.type == 'D')
+        return newKey.val.D;
+    else
+        return val;
+}
+
+/*
+ * store a string setting in the registry
+ */
+void FreezeStringF(char *val, char *subKey, char *name)
+{
+    char* moveToKeyLocatin = (char *)malloc(strlen(name) + 30);
+    if(!moveToKeyLocatin)
+        return;
+    sprintf(moveToKeyLocatin, "mkdir -p %s/%s", LDMICRO_REGISTER, subKey);
+    system(moveToKeyLocatin);
+    sprintf(moveToKeyLocatin, "cd %s/%s", LDMICRO_REGISTER, subKey);
+    if (-1 == system(moveToKeyLocatin))
+        return;
+    free(moveToKeyLocatin);
+    
+    std::ofstream Register(name, std::ios::trunc);
+    Register << strlen(val)+1 << "\n";
+    Register << val;
+    Register.close();
+}
+
+/*
+ * retrieve a string setting, or return the default if that setting is unavailable
+ */
+void ThawStringF(char *val, int max, char *subKey, char *name)
+{
+    char* moveToKeyLocatin = (char *)malloc(strlen(name) + 30);
+    if(!moveToKeyLocatin)
+        return;
+    sprintf(moveToKeyLocatin, "cd %s/%s", LDMICRO_REGISTER, subKey);
+    if (-1 == system(moveToKeyLocatin))
+        return;
+    free(moveToKeyLocatin);
+
+    std::ifstream Register(name);
+    int l;
+    Register >> l;
+    if (l >= max)
+        return;
+    Register >> val;
+}
+