sirlilpanda/c_state_pattern
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sirlilpanda
2025-08-29 00:11:41 +12:00
parent 034d87394e
commit 4734b778d8
1 changed files with 5 additions and 2 deletions
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7
src/device.h
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@@ -24,9 +24,10 @@
// │ │ // │ │
// └────────┘ // └────────┘
// forward decl
typedef struct Device_s Device_t; typedef struct Device_s Device_t;
// the interface that you would use to interface with the state
typedef struct DeviceInterface_s{ typedef struct DeviceInterface_s{
// all the actions that change the state // all the actions that change the state
// normally there wouldnt be any args // normally there wouldnt be any args
@@ -38,12 +39,14 @@ typedef struct DeviceInterface_s{
void (*pressLock)(Device_t*); void (*pressLock)(Device_t*);
}DeviceInterface_t; }DeviceInterface_t;
// the states themselves
typedef struct DeviceState_s{ typedef struct DeviceState_s{
const char* state_name; const char* state_name;
Device_t* device; Device_t* device;
DeviceInterface_t methods; DeviceInterface_t methods;
}DeviceState_t; }DeviceState_t;
// the device
struct Device_s{ struct Device_s{
// in theroy this is also the flyweight pattern // in theroy this is also the flyweight pattern
DeviceState_t state; DeviceState_t state;
@@ -53,5 +56,5 @@ struct Device_s{
DeviceInterface_t methods; DeviceInterface_t methods;
}; };
// creates the device
void initDevice(Device_t* device); void initDevice(Device_t* device);